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". Thanks for the article though it just reinforces my decision. If you are using a performance camshaft you may have to advance the cam timing per the cam manufacturers instructions. an improvement of nearly 25 percent. Copyright 1995-2023 eBay Inc. All Rights Reserved. I wouldn't bother changing the main bolts either, and I don't think loctite is a good idea. 4-SPEED, DISC WHEELS. The process is mostly a function of carefully cleaning, disassembling and reassembling each carburetor while installing new gaskets. , Hap Waldrop. For most of our engines .0015-.002 is ideal for rod and main bearing clearances. Grinding off unnecessary mass from conrods, should be followed by polishing and shot peening, which does increase the strength. Is your favorite classic car properly insured? The 1500 long stroke is not the best for reliability and can suffer serious big end and con rod failures ifnused in a hurried life It does age quite quickly, upping the power wont help much in reliability Clives the best on this Pete clive Members 5.5k Posted October 1, 2017 For a road engine there are a few simple things. Strengthening the bottom end isn't an option, unless you go for a steel billet crank and conrods. Thank you! A heat shield is highly recommended for these as well. A nifty-looking, dual-inlet air cleaner wrapped in a black crackle finish was part of the package. Larger and the vital internal parts should be cleaned by professionals in an industrial parts washer. They are still relatively cheap, but are usually in need of new throttle shafts and waxstat to fixed jet modification. Follow the advice of the head gasket manufacturer in regards to coating. Right off the bat, this larger engine delivered more torque than its predecessor. Its a good idea to replace the rocker shaft. Triumph Spitfire 1500 engine and gearbox rebuild We've just finished the rebuild of this fast road engine for a locally owned Triumph Spitfire. And it's easier/cheaper than replacing the crank and rebuilding the engine! Install lifters, pushrods and cylinder head. Rebuilding A Triumph Spitfire Engine Reading time: about 1 minute | Written by Ben Branch | August 25th 2013 11 Months, 3000 pictures and a lot of coffee. Once you have confirmed oil pressure you are ready to fire the engine for the first time. But the US emissions regs sucked away both torque and power. For the earlier 4 cylinder engines we always fit upgraded rear oil seals, an . Quantum Mechanics, Ltd. Protecting it by reducing the stress. I hope this far into the game you already have a good manual. The last GT6s had a lot of differences from earlier mk3s, I wonder if Triumph went back to tabs? Zero out the indicator and double check to make sure you are correct. $4315. Shop Work Both BMC (B series engines) and Triumph (the Vanguard/TR wet liner engine) also used the engines in all sorts of different applications - main vans, boats and tractors, but they weren't designed for agricultural use in the first place. In this video,. Early Spitfire and Heraldengines had lock tabs (https://www.canleyclassics.com/triumph-spitfire-mki/ii-crankshaft-and-camshaft). item 4 New Valve Cover Gasket for Triumph Spitfire and MG Midget 1500 Cork, item 5 New Cylinder Head Gasket for Triumph Spitfire 1500 and MG Midget 1500 w/ Tab, item 6 NEW TRIUMPH SPITFIRE 1500 MG MIDGET 1500 WATER PUMP, item 7 Triumph TR6, GT6, Spitfire, MG Midget 1500 fuel pump to engine gasket 138791, item 8 Triumph Spitfire - TR250 - TR6 & GT6 & MG Midget 1500 - Rear Main Crank Seal, 5.0 out of 5 stars based on 9 product ratings, 5.0 out of 5 stars based on 5 product ratings, 5.0 out of 5 stars based on 4 product ratings, 5.0 out of 5 stars based on 2 product ratings. The rule with engine building is clean, clean, and then clean some more. Do you need custom pistons for this? Handy Tip: Use a Sharpie to put markings on parts you have already torqued or checked clearance to know where you are in the process. Anyone know anything about the downdraft Weber carb and aluminum intake kit being offered by englishparts.com? Cover the camshaft journals, lobes and gears liberally with assembly lube. A shop manual is a good idea, but we have a little cheat: Just disassemble one unit at a time, and use the other as a 3-D shop manual of sorts. The big end of the connecting rods that clamp around the crankshaft need to be checked for sizing. Took the car out for a ride and have a small backfire after shifting. Make sure your crankshaft is at BDC (bottom dead center) meaning the crankshaft journal is closest to bottom of the engine. View cart for details. Piston-to-cylinder wall clearance must be checked. Ray, that is a good point, the wet sleeve motors like the Triumph TR3/$ engines are not a engine I work with. Very nice condition 50 year old car. Bottom end I might just get it balanced and reground if needed and look at different pistons and rods but also look at budgets. Most machine shops have a special tool that can cut all three angles at the same time. 3 main engines were definitelymore common but Triumph had a lock on using only half the thrust washers other manufacturers (like MG) did in that period - a definite shortcoming. 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. I spoke to the distributor doctor today - after looking at the website - and have ordered a standard replacement dizzy for mine as a starting point because I replaced mine with one from ebay after getting issues (Which I suspect were really down to the carbs) and I am getting some issues with pinking and the like, that could be caused by a cheap chinese one - of course it could be something else, but I decided to start from a good place! Anyway even with the taller gears the engine isn't so high strung that it lugs at all. There was an article in Classic Motorsport comparing different SUs to different Webers on the same MGB B-series engine. Its really more simple than people make it out to be. It takes a trained eye to do this procedure. If you are using a copper gasket then use a copper gasket spray coating. Valve seals sorry real name is Mark - Ill update my signature when I get 5 ! How have you set the timing?? If your crankshaft is out of spec and has to be reground, there are several under-sizes of crankshaft bearings available. Also worth making sure the crank end float is correct (oversize thrust washers usually required, get them the right way round too). If the margin (the vertical part of the valve just below the seat sealing area) is ground away during refacing it could leave a sharp edge that can lead to a burnt exhaust valve later on. Street engines are warrantied for 12 months / 12,000 miles (contact us for complete details of the warranty). Remove no more than .010 so that the head gasket will seal properly. Intake valves Consider oversize for better flow The crankshaft needs to be measured for wear and sizing. Because this CNCengine center also bundles multiple machining operations into one piece of equipment, we no longer have to worry about different individual machines introducing any deviations in tolerances between machining steps. Please state if alternate sizes are required. (To replace my old engine, which had suffered catastrophic failure). The rubber insulator can crack and wear out over time. A Speedi-Sleeve can be used to renew the surface. $29.77. Silodrome was founded by Ben back in 2010, in the years since the site has grown to become a world leader in the alternative and vintage motoring sector, with well over a million monthly readers from around the world and many hundreds of thousands of followers on social media. 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. Bare J-type OD base rebuild pricing is $1399. 2L & Spits Mk1-4 1500 6500 16.47 18.96 Cutting the valve seats: The most common is a three angle seat for better performance and sealing. 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. After this simple swap, our Spitfire was transformed. In others, these cars are too old to require routine inspections. These engines were known to be delicate, especially if over-revved. Triumph had a lock on using only half the thrust washers If using a performance aftermarket cam, it may be different than what is listed in the manual. 2,000 rpm. This measured sprint took us an alarming 14.7 seconds to completenot very sporting for a sports car. It might be suitable for some situations but the Spitfire (MG Midget) configuration is not one of them. Stroke(mm) = 76 Stroke(mm) = 87.5 Instead, Ill tell you about steps the manual may not cover, and about the engine assembly sequence that can be helpful to you. They will weigh the valve springs and use shims as needed to insure the correct valve spring height and seated pressure of the valves and springs. As always, check your local emissions laws. The, The traditional Silodrome was a carnival sideshow attraction also called the Wall of Death." Really?). 2023 Motorsport Marketing. MATCHING RED FACTORY HARDTOP. The problem with the thrust bearing is serious, and every Spitfire (or GT-6, or TR-6) owner should know how to check crank end play. from a 1300? NEW PARTS Add to Cart. It's the 1500cc variant, however, its had some cylinder head work and a fast road camshaft. ], Story by Tim SuddardPhotography asCredited. Finally the machinist will use a special tool to chamfer (angle) the tops of the bores. As much as I would like to say you can leave it all in their hands, you cant. Otherwise, enjoy the car, collect the stuff you need and don't put yourself under pressure! This is very important, because if you are not on TDC, all your readings will be wrong. 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Deck H $3,341.18 New ---- Used Dart SBF SHP Iron Block 4.125 Bore 9.500 DH - 31375235 $2,999.00 New ---- Used Now loosen the crank nut and rotate the degree wheel to reflect TDC on it. By the time you factor in a driveline loss of 15 to 20 percent, our low horsepower reading looks pretty accuratemaybe even a bit impressive. As of March 2007, all of our engine block work is carried out to the extremes of perfection on a CNCengine machining center. For most, dropping off the cylinder head complete to a machine shop is the best idea. found some suitable music, rekindled my ancient knowledge of Premiere, storyboarded it, shot it as I worked on the engine (my poor DSLR got covered in engine oil), this was the result. I did the SU conversion source from Quantum Mechanics along with a 5 speed transmission also sourced from Quantum. Crank bearings are supplied standard size and pistons are supplied +0.020" oversize. Payen gaskets where possible, use the best crank bearings you can find (vandervell but you will have to be VERY lucky) and you WILL need a thermostatic oil cooler, and millers CSS20/60 oil a good idea. Never, ever fire up an engine without confirming you have oil pressure. The '78 spit I just bought has this and a 4 tube header on it. Southern Rebore Services carried out the machining work. Let the engine run 20 minutes at 2,000 rpm to break in your cam and lifters. With your choice of advance curves or a tunable unit. Powered by Invision Community, http://tr6.danielsonfamily.org/OilPump.htm, https://www.canleyclassics.com/triumph-spitfire-mki/ii-crankshaft-and-camshaft. It will be your main point of reference. In our case, Quantum Mechanics sold us a brand-new downpipe to match the European exhaust manifold. Quickview. Detractors complained of durability anddrivabilityissues. 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. 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). Did mean I had to buy an engine hoist, load leveller and engine stand this week too. Then I realised itd be quite cool to make it an animation. To avoid offsetting the soon-to-be-realized power gains, make sure the new system is not too restrictive. Our carbs did need to be freshened, though, and we did that ourselves. Select your Triumph Spitfire PDF Download from the list below: Triumph - Spitfire - Parts Catalogue - (1962) Other Manuals 295 Pages. For example, most modern black composite material head gaskets require no coating or sealer. Pete, The 1500 long stroke is not the best for reliability and can suffer serious big end and con rod failuresifnused in ahurried life, It does age quite quickly, upping the power wont help much in reliability. Theyve even won countlessSCCAchampionships. I have a lot of experience in building engines, I even put together a current class record holding engine at Bonneville. 1971 Triumph GT6 with a LS4 V8. Move the crankshaft the normal operating rotation (clockwise when facing the front of the engine) until you see the needle reach maximum camshaft lift. CARMINE RED WITH TAN TRIM, TAN TOP BOOT. And the engine was a huge part of that. Crankshaft replace your pilot bushing. You may have seen them at county fairs the vertical velodromes were originally built from old grain silos, leading to the name "silo-drome.".