Add to Cart. In England, Triumph Spitfire 1500s were sold with dualSUcarbs. Buy the HD/LC or whatever they are called, a few a set more than, that shell looks pretty much like its hard ever run , ive seen much worst in brand new engines off production, Early Spitfire and Heraldengines had lock tabs (https://www.canleyclassics.com/triumph-spitfire-mki/ii-crankshaft-and-camshaft). Cut a small piece of plastigauge and place on the #1 journal. Follow the advice of the head gasket manufacturer in regards to coating. It's a surrogate for the actual stress calculation that works out the acceleration of the piston, whichis a LOT more difficult! Add to Wish List. Tim mentions the Weber DGV as a suitable alternative carb. We know as the piston idles around TDC the cranks motion doesnt produce much stroke so the positive stop method is more accurate and easy too. Select your Triumph Spitfire PDF Download from the list below: Triumph - Spitfire - Parts Catalogue - (1962) Other Manuals 295 Pages. AVAILABLE IN STANDARD OR ALL REGULAR OVERSIZES [ E-MAIL OR TEL. Its rated horsepower was 104 hp in its final year of production, which was 1973. The Triumph SC (small car) engines were never derived fromtractors. At TRF, we know every part of the Spitfire 1500 engine intimately, and rebuild them to exacting standards My spit was a 79, and when I compare it to the other tech available at the time it just looks sad. Anyway even with the taller gears the engine isn't so high strung that it lugs at all. Use rubber gloves, even water-based chemicals can be harsh on skin. TRIUMPH SPITFIRE MkI,II,III,IV & 1500 (1959-80) FUEL PUMP REPAIR KIT. Once all of the pistons are in you can rotate the engine to the access the bottom side. Whether stock, performance or race, only the highest quality components and workmanship go into our engines. You get extra points for completing this task if the engine in question is British or Italian of course, along with a tidy little bonus point if the engine is pre-1980. Please comment on anything from main studs to cams to roller rockers to engine machining procedures, to compression ratios, to carbs, etc..Please post any good links on this topic as well. We also redid the air cleaner with the original black crackle finish. A trip to the machine shop requires a plan. 1296cc, 1493cc) . Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- Save on Engine Blocks, Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- You may also like. Lifters (tappets) are always replaced with a new camshaft. Piston-to-cylinder wall clearance must be checked. The crankshaft needs to be measured for wear and sizing. I had a re-used bolt shear, causing catastrophic damage, my first rebuild. Click & Collect. The Webers are 1 step up from the stock ZS carb, but suffer from a lack of tuning experience and info on this side of the pond. Ray Ciccarelli, Hello Add to Cart. Still slower than my prius, these are tractor engines from the 50s. Most cam lifters can be installed after the cam, but on the MG and Austin Healey A-Series engine, the lifters have to be installed before the cam is installed. (203) 463-8299 This should enable even 'inferior' bearings to be long lasting. June 30, 2021 June 30, 2021; GT6; Fanatik Builds started their 1971 Triumph GT6 project as a simple restoration. After refreshing the carburetors, the next step is simply to replace the intake and exhaust manifolds with the European-spec pieces. Third, install the main bearings in the main capsbut dont install the caps yet. By https://www.rimmerbros.co.uk/Item--i-105313. I own a suitable license for this piece of music, supplied by Chris Worth Productions. Lots of fun to drive.. Your IP: Includes engine/driveline, suspension, brakes, We can rebuild or repair your engine to factory specifications, and in most cases to much better than factory specifications. The first step is buying the right parts. It will smooth out an engine and pull locked up hp to the fore. You have to have a good idea of your expectations and an understanding of the steps required to get what you want. Bolting on the new carburetors is easy, and since this is a factory setup, the throttle cable will perfectly join the existing system. The car was largely based upon the chassis of the Triumph Herald saloon, but shortened and without the Herald's outrigger sections. BLACK SOFT TOP. Refer to your workshop manual for the proper spec but it will likely be .002-.005. This full engine rebuild kit includes the minimum of parts required when rebuilding an engine (less crank & cam); and assumes that your cylinder block, head, crankshaft & camshaft are all serviceable. Purpose manufactured components designed to replace faulty original designs - for increased reliability and durability. The engine needing the least work to retrofit is the Triumph GT6, or the Triumph TR6. Question is, should ILoctite the bolts and if so which spec should I use. Current car: 1980 Triumph Spitfire Past cars: 1975 Triumph Spitfire, 1973 Austin Mini, Nov 14, 2022 (Not for racing, just to bring them into the 21st Century and to get my little Midget screaming down the road). Blueprint clearance is mostly done by more advanced engine builders, but your machinist can measure and machine everything to spec. But this is for high revving engines, not road use. You will need a piston ring compressor. Please state if alternate sizes are required. Install the cylinder head and rocker arm assembly. Our carbs did need to be freshened, though, and we did that ourselves. AnglefireSeptember 30, 2017 in Engine. 7500 19.00 21.88 But not just any pump--SU carb float valves will allow gas by if it's under too much pressure, so you need a low-pressure pump or pressure restrictor in the system. MATCHING RED FACTORY HARDTOP. WishboneClassics is able to perform certain machining operations on your engine that you cannot have done elsewhere. Triumph TR engines. Crankshaft replace your pilot bushing. Listen out for rattling and blue. Harlow Private 4,500 TRIUMPH Spitfire Spitfire Inferior steel in the crankshaft, narrow bearings and thrust washer inadequacy posed issues for the 1500 and on top of that the single carb is a negative, as your test showed A competitor in my race group used to refer to his 1500 as "Mr Floppy" (referencing the crank, which precluded using high rpm). As of March 2007, all of our engine block work is carried out to the extremes of perfection on a CNCengine machining center. A larger motor was needed. This item: Triumph Spitfire 1500: Repair Operation Manual. Your machine shop can easily do this for you. Is there a howitzer story there? When you check the shells, if it hasbeen built with cheap bi-metalones (you can tell by colour and the markings on the rear) then replace them with lead/copper. Total price: $93.10. The carb is a two stage design, so it's essentially a one barrel with a secondary that comes on at full throttle. This should make for a more spritely drive. The 123 ignition(distributor) is a modification that employs spark balancing, like used in formula race cars. You will do this similarly to your crankshaft end float. Mathew Members 4.2k Posted March 30, 2021 Ideally, youd also get carburetors that arent worn out. 9.99 Download now. Other Areas of your Engine Dont let this step scare you. It is now running with high compression pistons, UK-spec cam, UK-spec 4-2-1 exhaust manifold, and HS4 carbs. Triumph Spitfire, 1962-1981 (Haynes Manuals) $2995. I raced both 3 and 5 main bearing MG engines and the 3 mains were dealing with slightly less drag and seemed a bit stronger and quicker revving, but bearing life when run to high rpm was better on the 5 main engines - they didn't get around to making 5 main versions until 1965 and Triumph never did go with 5 mains for their 4 cylinder sports car engines. 1980 1500 Spitfire, I just added new cap, rotor, wires, pertronix ignition and flamethrower coil. Need oversized lifter / tappet bores? I have rebuilt a dozen or so engines (probably double!) Can't find a shop that offers a crankshaft nitriding service? That is not true but often repeated. Thanks Richard. Full Engine Rebuild Kit - 1500 - RL1001RBK This full engine rebuild kit includes the minimum of parts required when rebuilding an engine (less crank & cam); and assumes that your cylinder block, head, crankshaft & camshaft are all serviceable. This reduces flow to the mains. The weber downdraft is basically the same carburetor that was used on early German Capris and Ford Pintos (1970s). It is a completely different car than it was when I bought it. 4>2>1 manifolds easy to source, and the canley single sports box would be my choice. But Ive stuck with it for reasons long since forgotten! (To replace my old engine, which had suffered catastrophic failure). Initial start up Set your dial indicator on the top side of that push rod. To truly rebuild SU carbs, you must send them to an expert; replacing those throttle shaft bushings requires specialized equipment. The Birth of the Modern Sports Car: Datsun 240Z, Porsche 924, Triumph TR7 and Mazda RX-7. Magnafluxing typically involves applying a fluid, or powder to the crankshaft, then viewing it under a black light. Dealer 12,500 Triumph spitfire Triumph spitfire SOLD 1973 not sure of mileage last owner se. Thanks for the article though it just reinforces my decision. 21.49. Shifts well, stops well. Bottom end I might just get it balanced and reground if needed and look at different pistons and rods but also look at budgets. 20 Flywheel Engine Block There are some things I liked about the spit but not enough to keep it around. Cover the camshaft journals, lobes and gears liberally with assembly lube. Make sure all stud and bolt threads are oiled. Get Started This may take several minutes. Piston set these will come with rings and pins supplied. Dont let any steps get overlooked. | Alfa Spider vs. MGB vs. TR6 vs. Miata. What have you done to upgrade your 1500's? ASSEMBLY If building a performance engine, ARP bolts may be ofbenefit, but they use their own special lube with a lower than factory torque!! Triumph Spitfire - Engine rebuild - YouTube Restoration of my Triumph Spitfire showing the newly rebuilt engine by Prather Racing - Kent Prather and myself. If you can catch a fingernail on the surface of the flywheel where the clutch disc rides, you will need to resurface your flywheel. I have only ever torqued up to the factory spec, and never had any issues. Buy your used Triumph Spitfire motors/engines from us and save time and money. The results were that the downdraft Weber gave essentially the same performance as HS4s. Sometimes old paint will strip off if soaked long enough. The biggest problem with these engines, however, had to be the single, emissions-era Zenith StrombergCVcarburetor. I think that they are 3.67 to 1. It includes the crankshaft, bearings, pistons; it excludes the sump, oil pump, camshaft, cylinder head. In our case, Quantum Mechanics sold us a brand-new downpipe to match the European exhaust manifold. Lube should be used any place one part makes contact with another that could cause frictionthe exception being the piston and cylinder walls. Timing assembly always replace the chain, timing gear and timing chain tensioner. In some states, this kind of modification is a no-no. If all checks out take the car for a short drive (dont stray far from home, just in case) varying the rpm from 2,000 to 4,000. Crank bearings are supplied standard size and pistons are supplied +0.020" oversize. an improvement of nearly 25 percent. A 439 inch small block that put out 739HP on pump gas. I'll be making sure that my new one is as good as it can get to the "best" end of the specs. Hap, Great article but I must disagree with method for finding TDC. This website is using a security service to protect itself from online attacks. Install and torque the main caps one at time. Install all bolts on the exterior of the block, for example, threaded plugs, oil pressure regulator, distributor drive and base, water pump, timing cover, crank pulley, motor mount brackets and seals (always put grease on seal lips to avoid damage during installation). $20.74. Get notified when we add a new Triumph Spitfire Manual. Another way to look at it is to work out how much the piston weighs in use. 142.132.219.252 Degree wheel I start with the #1 piston. if you look under the rocker shaft face if its stamped TKC1155 its could alreadybe an unleaded head there's some disparity over these numbers depends on. For about $200, we had a local muffler shop fabricate a new system. TR3B-TR6 four speed gearbox with A-type OD base rebuild pricing $3250. If your crankshaft is being reground and your connecting rods resized, this is time to use the size spec range to get the proper rod bearing clearance. , I would like to fit a sports exhaust at the same time too. The American exhaust system from the downpipe back will need to be replaced, however, as it wont mate to the European-spec downpipe. 2023 Motorsport Marketing. | Posted in Use new gaskets and properly clean all mating surfaces. - I think there is some end float issues amongst others!). Add to Cart. Grinding off unnecessary mass from conrods, should be followed by polishing and shot peening, which does increase the strength. Triumph All rights reserved. Apply 30W motor oil to the cylinder walls and the piston skirts. Make sure you use assembly lube on every main cap and your thrust washers as well. They are still relatively cheap, but are usually in need of new throttle shafts and waxstat to fixed jet modification. Body & Chassis Brakes Clutch, Gearbox & Axle Cooling System Electrical Engine Exhaust Exterior Fuel System & Induction General Accessories Heating & Ventilation Interior Engine Machining & Assembly Photo Gallery. As a rule of thumb, its best to replace the rod bolts. But Kas Kastner, the US race engineer who led Triumphs competition effort there, fond that flow to the mains could be optimised by external lines, instead of the internal oil gallery, in the "Kastner Octopus". item 1 MG MIDGET (late model) TRIUMPH SPITFIRE 1500 MOTOR ENGINE REBUILD SERVICE, item 2 MG MIDGET TRIUMPH SPITFIRE 1500 FP ENGINE BLOCK. And here's the reason why. Line boring is not needed in most street engine rebuilds. If it is worn, have it replaced as well. This guy does a good job of outliningthe issues with the 1500: http://triumphspitfire.rickbaines.com/weaknesses-of-triumphs-1500-engine/. That is as good as you are likely to get it, though DD can of course alter advance curves to suit your engine spec, or go for a mapped ignition! Quickview. They can be rebuilt/modified by anyone who knows SU's. FUEL PETROL PUMP (**See Engine No**) (1970- 74) 20.50. Install the cam thrust plate, timing gears, chain and tensioner (if applicable) following the workshop manual guidelines. PS just noticed - you DO call yourself "Anglefire"! www.mossmotoring.com/disassembling-british-engine, Planning for Rebuilding the Engine on the Spitfire | Triumph Spitfire Mk3 Restoration Project: Bruce's Triumph Therapy, http://mossmotorsltd.wpengine.com/restoring-british-engine/. It will be your main point of reference. Buy used Triumph Spitfire motors/engines from our network that offers up to a two-year warranty on qualified units! Inspect the rocker arm bushings and replace if needed. The MG motor was incapable of being enlarged, just getting itto 1275 had required engineering handsprings (offset conrods? Remove the spark plugs and turn the engine over until you see oil pressure at the gauge. The CNCblock machining center is a major contributor to the high level of quality and performance on our engines. These engines were known to be delicate, especially if over-revved. Some connecting rods have floating piston pins, the bushings will need to be checked for play and wear as well. But do no explore the rev range too often (maybe get a rev limiter!). July 19, 2014 @ 4:35 am Camshaft if needed/desired. Maybe because its the one I raced back in the day, but it always just seemed better balanced than the 1500 for some reason. And oversized washers are available if there's wear on the crankshaft. As for the MG Midget, I preferred the 1275. Rocker shaft Quickview. Has Weber carb. Spitfire Performance Upgrade Parts Fast delivery worldwide Payment options including PayPal British car experts 01522 568000 1-855-746-2767 If your engine has a harmonic balancer, it will have a rubber insulator between the inner and outer rings. Street engines are warrantied for 12 months / 12,000 miles (contact us for complete details of the warranty). I don't have a clue what else is in there yet but I intend to pull it down and find out before I run it hard. Remove no more than .010 so that the head gasket will seal properly. A better solution is to use this as an excuse to use larger intake valves and enjoy improved performance. (different torques given by ARpdepending on what lube you use on the threads, more torque needed if you use 30weight oil..), I agree you can re use our spec of bolt a number of times , what you cant reuse is more modern specs where the torque has been, Tightend to its yeild point these are dangerously likely to fail if re used, More moderns are often spec'd as up to a target torque followed by accurate angular rotation, In stages on production these results are devised from watching the toqure climb and rotation, The meters that measure this carefully stop as soon as the torque rise flattens and rotation is about to continue, Ive got one in the cupboard gathering dust never use it these days, Usefull on troublesome fitting to find the ultimate torque. As JohnD mentioned, you can optimise the pump to minimise clearances between the body and rotor, see:http://tr6.danielsonfamily.org/OilPump.htm. Ray, that is a good point, the wet sleeve motors like the Triumph TR3/$ engines are not a engine I work with. Most cylinder head parts are inexpensive. None of these points will do you any good though, in reality youll have either turned to alcoholism or been committed to a lunatic asylum long before the task is completed. Triumph Spitfire Restoration Parts and Accessories | Moss Motors 2023 Events New & Featured Moss Motors 75th Anniversary Coin 010-915 $6.00 Products You Might Like Air Filter Element Midget, Spitfire 1975-80 950-805 BACK ORDER - We are temporarily out of stock on this item. Its okay if areas around the water jacket do not completely clean up. ft/9.5 kgm) at 2500 rpm respectively. Record your reading. He said he'd had problems with soft lock tabs on other engines messing uptorque readings. Mainly as we now run unleaded fuel, not old 4 star! Then I realised itd be quite cool to make it an animation. Remember they have to go in the exact spot they came out of it. Timing is set by ear - to be honest one reason for the rebuild/replacement is that the timing is all over the place when I use a timing light - which is either due to a crap dizzy or the pulley moving (Which is not as tight as I'd like - but the bolt is very much tight! You can get a reaction between different paints causing wrinkling. If you are using a performance camshaft you may have to advance the cam timing per the cam manufacturers instructions. I wont cover every little detail that a manual will tell you about engine assembly. Surfacing them smooth will result in more material being removed than needed. Check for oil pressure before cranking. Sign up for a new account in our community. Strengthening the bottom end isn't an option, unless you go for a steel billet crank and conrods. Carburetor Rebuild Kit, Weber DGV Downdraft . Valve seals It takes a trained eye to do this procedure. Discuss with the machine shop the piston size. Single DCOEs on the 8 port heads suffer from uneven fuel distribution between the inside two cylinders and the outside two owing to the unequal runner lengths of the available intake manifolds. Thank you! THE FINAL LAP The rule with engine building is clean, clean, and then clean some more. Read the Forum Help (FAQ) or contact the webmaster. For the earlier 4 cylinder engines we always fit upgraded rear oil seals, an . The 3 main floppy 1500 crank can live well at higher RPMS than a stock 1500, if rotating and recipricating assemblies are well ballanced and good ARP main studs are used. How do we feel about con rod lock tabs? So I always set timing by ear, drive the car and try to get it to pink. You will need some headwork, and a skim o achieve a higher compression ratio (depends on the cam). You can use new lifters with a used cam but never used lifters with a new cam. Use the ring compressor around the piston at the point where the rings are located on the piston to compress the ring as it would be when in the cylinder. For most of our engines .0015-.002 is ideal for rod and main bearing clearances. By Tim Suddard 13 33,950 TRIUMPH SPITFIRE 6383 MANUAL RHD Refcode: 07AD6F7A-7C71-6CF9-9CAF-66E10EE97FDA Pristine Triumph Spitfire 1500 with just 3,999 miles on the clock! Anyone know anything about the downdraft Weber carb and aluminum intake kit being offered by englishparts.com? Differential Mount Set Poly Front Spitfire GT6 . All rights reserved. If you are using an adjustable cam gear then you can do all of this without removing the timing gears again unlike a offset key which can have +/- 1-2 degree tolerance range. Its really more simple than people make it out to be. Triumph Spitfire Engine Rebuild #8 - Distributor Fitting - YouTube After a long hiatus in production, I'm back on my engine rebuild videos, though there aren't many left. Carefully remove the main cap and use the graph on the paper slip the plastigauge comes with to determine the clearance. The Triumph Sports Six Club The dual HS setup appears to be the best way to go, either the HS2 set-up from a Euro 1300 Spit or the HS4 set from a Euro 1500 Spit. There is no need to hurry; time is your friend when degreasing. The machine shop should magnaflux your crankshaft to rule out any cracks. If the gap is too big, have the cylinders bored and new oversize pistons fitted. Installing new piston pins and pistons require a rod heater, where the rod is heated to about 1200 degrees and then the piston and pin is installed on that rod quickly before it cools. Having trouble posting or changing forum settings? The Triumph Spitfire is a small British two-seat sports car, introduced at the London Motor Show in 1962. theres no dirt inclusions ,or scuffing , look very good to me Your connecting rod will almost always warrant big end resizing, and considered a must if you replace the connecting rod bolts. Does anyone have a good engine building recipe I could replicate for my 1500's? There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. 2,000 rpm. Because our carburetors didnt exhibit any throttle shaft wear, we didnt need to have them rebuilt. With your choice of advance curves or a tunable unit. Be extra careful installing the camshaft into the blockespecially with a block that has cam bearing as most nicks and scratches happen during installation. The cars are to enjoy, not be a burden. Keep advancing the timing until you do, then retard just enough so you don't get any pinking. More torque, as we know, helps produce betteraccelerationnumbers. The bolts holding the adjustment on the cam gear are small (-28), and if you torqued your cam retaining nut later, which has a much higher torque spec, you could overpower the smaller bolts and change your cam timing. I really like the improved proformance. item 3 Triumph Spitfire 1500, MG Midget 1500 Rebuilt 4-Speed Transmission, Original, !! Test fitting the crankshaft and bearings ENGINE REBUILD KIT FOR MG MIDGET 1500 [ THE TRIUMPH ENGINE ] 1975 - 1980 . Oil pump whether you replace with new or reuse your current oil pump you will need to disassemble it and check the clearances. Have them measured by your machinist. Now that you have found TDC, move the dial indictors outside bezel to reflect zero at the needle point. item 4 New Valve Cover Gasket for Triumph Spitfire and MG Midget 1500 Cork, item 5 New Cylinder Head Gasket for Triumph Spitfire 1500 and MG Midget 1500 w/ Tab, item 6 NEW TRIUMPH SPITFIRE 1500 MG MIDGET 1500 WATER PUMP, item 7 Triumph TR6, GT6, Spitfire, MG Midget 1500 fuel pump to engine gasket 138791, item 8 Triumph Spitfire - TR250 - TR6 & GT6 & MG Midget 1500 - Rear Main Crank Seal, 5.0 out of 5 stars based on 9 product ratings, 5.0 out of 5 stars based on 5 product ratings, 5.0 out of 5 stars based on 4 product ratings, 5.0 out of 5 stars based on 2 product ratings. Dial indicator on a magnetic base. Once you torque it to spec turn the crankshaft by hand, you should feel a nice fluid motion without any binding. Guess 3 mains and a thrust bearing that falls out were state of the art back then. Thanks Pete - as it happens I picked up a "new" engine today - has been largely rebuilt - needs a new oil pump as it wasn't changed, but does seem to be well done overall. Once the piston gets to the point where the ring compressor is resting on the deck of the block use a dead blow hammer to tamp the top edges of the ring compressor to square it against the bore. I tried the Weber DGV for a while but the SU's are more responsive plus I get better gas mileage ( the 5 speed helps). In my post above I was referring to "quality"! Totally computer controlled, and programable, this specialized equipment eliminates inaccuraties and errors that can be introduced with manual equipment. bolts. On some crankshafts the area where the seals ride can wear over time and new seals alone may not insure you wont have leak. Once the engine starts you want to set the idle at approx. I prefer tri-metal bearings; they are what the factory originally supplied for many cars. The thing to remember is that the engine is many different systems that all have to work together. And real-world performance? A window into racing in the 1960s | Sebring Special MGBs: How an MG TC gave way to a worldwide British car enterprise. Measured engine output had improved nicely: We posted 65 horsepower and 78 lb.-ft. of torque during our next visit to the dyno. The action you just performed triggered the security solution. If you find excessive wear your machine shop can reface them. Silodrome was founded in 2010 as a website dedicated to Gasoline Culture and all it entails - We write about modern cars, classic cars, motorcycles, racing, gear, gadgets, clothing, boats, planes, airships and the occasional submarine.Read more Silodrome 2023. all rights reserved. Follow the same process with the rod bearings as we did with the crankshaft and plastigauge each journal one at a time. Install the piston and connecting rods The piston should now slip into the bore. Always seemed like a sacrilege putting a Spitfire engine into a Midget. Good information. My apologies. Description Triumph Spitfire - Classic Car Fuel Injection Conversion Based on our Premium Vehicle Kit for 2 SU carburettor upto 125 BHP This kit contains all the parts needed for our Classic Fuel Injection system (you do not need to order anything else from our range ) Save around 200 when buying as complete kit Our initial zero-to-60 testing was just as depressing. Hadone on the street will all the competition Cooper S parts. Now stop at .005 before the indicator reaches zero, or maximum lift, record your readings at the degree wheel. I'm just curious where this little motor might go if tuned and built properly. For about $400, we sourced a set of these carbs, the proper intake manifold, a factory European exhaust manifold and a downpipe from Quantum Mechanics. A bit too obvious for me that! To save money and meet the ever-stricterU.S.emissions standards, American-market versions of this 1500 were fed by just one carb, not the dualSUsetup found onearlierSpitfires. Rod bolts I recommend replacement. Both BC (B series engines) and Triumph (the Vanguard/TR wet liner engine) also used the engines in all sorts of different applications - main vans, boats and tractors, but they weren't designed for agricultural use in the first place. Has anyone done anything to deck the block to remove the recesses between the cylinders and run a diff head gasket, i.e. Zero out the indicator and double check to make sure you are correct. The engine number is FM91xxxHE - which I know is Spitfire and High compression - E for engine? Perhaps our biggest issue was simply the original setups drivability. The rubber insulator can crack and wear out over time. This engine is almost a direct bolt-in. All pricing, component availability, and terms of business are subject to change without notice. I have 185/60 13 tires which are a little lower so I put TR7 gears in the diff. TR6 and GT6 Engine. Launched in October 1962, the Spitfire featured sleek styling by famed Italian designer Giovanni Michelotti. The best currently available bearings are King Tri-metal which most suppliers (e.g. Its important that this be accounted for because too much clearance would cause a loss of oil pressure and too little clearance could cause damage to the bearings and crankshaft. Cloudflare Ray ID: 7a2e7dcb8a2dc2cd Oil Pump and Exterior Assembly Do you need custom pistons for this? | Never miss an article, [Editor's Note: This article originally ran in the March 2013 issue of Classic Motorsports.