Does anyone have a good engine building recipe I could replicate for my 1500's? Crank bearings are supplied standard size and pistons are supplied +0.020" oversize. Pinning them with a couple of 4-40 flathead brass machine screws is a simple effective solution. I'd start with some head work a header and dual SUs. Scott Sewell. If the gap is too big, have the cylinders bored and new oversize pistons fitted. I used to do it your way but a lecture by Dimitri Elgin pointed out that using a dial indicator can lead to errors. Maybe Moss Motoring can find a engine builder that specializes in these engines to do article on them, I know I would read it with great interest. Our carbs did need to be freshened, though, and we did that ourselves. TR3B-TR6 four speed gearbox with A-type OD base rebuild pricing $3250. A word of caution about decking the block too much: Some engines, such as the Spitfire and Midget 1500 and the later TR6, have necessary recesses around the cylinder bores. Thanks for the information - especially the bearing supplier. On the bench, apiston and gudgeon pin weighs 346gms, but this is under 1g, the acceleration due to Earth's gravity, In the 2.5L, at 6000rpm the piston reaches more than 2000g, andweighs nearly a tonne! The Birth of the Modern Sports Car: Datsun 240Z, Porsche 924, Triumph TR7 and Mazda RX-7. All engines are run and broken in prior to installation or shipping to the customer. How do we feel about con rod lock tabs? 1980 1500 Spitfire, I just added new cap, rotor, wires, pertronix ignition and flamethrower coil. I prefer tri-metal bearings; they are what the factory originally supplied for many cars. Surfacing them smooth will result in more material being removed than needed. If you want to uprate the big end bolts but don't feel like splashing out on ARP, you can also use Cosworth (YB?) 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. A balancer can be rebuilt or you can purchase a new one and in some cases a high performance harmonic balancer is available. Many parts are available for this engine from aftermarket suppliers. As JohnD mentioned, you can optimise the pump to minimise clearances between the body and rotor, see:http://tr6.danielsonfamily.org/OilPump.htm. TR6 four speed gearbox with J-type OD base rebuild pricing is $2999. And it's easier/cheaper than replacing the crank and rebuilding the engine! Make sure the piston is marked front and that you are installing it in the proper direction. The 1300 Spitfire and MG motors shared quite a lot; iron block, 3 main bearing crankshaft, similar bore & stroke, similar cylinder heads, similar carbs, similar power. Clearances and thoughts Bare J-type OD base rebuild pricing is $1399. As you'd expect Vesseys are the specialists in the repair and reconditioning of the Triumph 4 and 6 cylinder engines. "Blueprinting" the crank, making absolutely sure that it is built to precise spec, with best quality parts, is what you have been discussing with Pete and Clive. Always seemed like a sacrilege putting a Spitfire engine into a Midget. All in, you could easily complete this job for about $700 if you do the work yourself. Frequently bought together. I tell my customers to go where the racers go. $20.74. All rights reserved. While often lamented, Triumphs 1500cc, four-cylinder engine is still owned and loved by thousands of enthusiasts. Quantum Mechanics, Ltd. You'd hopethey'd have put them back for the sake of a few pence if they reduced engine failure rates That's interesting, I wonder why they are on my late GT6 mk3? Very nice condition 50 year old car. Most cylinder head parts are inexpensive. Has Weber carb. Otherwise, enjoy the car, collect the stuff you need and don't put yourself under pressure! Then I realised itd be quite cool to make it an animation. Search (123\Tune+) For perfect timing. I did the SU conversion source from Quantum Mechanics along with a 5 speed transmission also sourced from Quantum. DO NOT be tempted by an external oil line to the cylinder head. And its fine until it gets to temperature and then driven some more so is really hot - and given I found the other day that the overflow pipe was too short into the expansion bottle so was drawing air back in rather than water when the engine cools - so I suspect the engine was then getting a bit too hot at the top occasionally. Quickview. Cutting the valve seats: The most common is a three angle seat for better performance and sealing. Well we offer that as well. WHAT A MACHINE SHOP SHOULD DO Hap, Great article but I must disagree with method for finding TDC. 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. Perhaps our biggest issue was simply the original setups drivability. If your engine has a harmonic balancer, it will have a rubber insulator between the inner and outer rings. Triumph removed the lock tabs quite early on in production and never reinstated them despite loads increasing considerably (e.g. Spitfire/GT6 site suggests E for engine, to avoid confusion with commission number. Install the main bearings in the block with just a thin coat of non-synthetic 30WT motor oil, then install the crankshaft and coat the exposed journal with oil. How have you set the timing?? Vandervell do come up on eBay from time to time, but most are showing their age from long term storage. 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. Also worth making sure the crank end float is correct (oversize thrust washers usually required, get them the right way round too). Let the engine run 20 minutes at 2,000 rpm to break in your cam and lifters. In others, these cars are too old to require routine inspections. Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- Best Selling in Engine Blocks. Another way to look at it is to work out how much the piston weighs in use. For most, dropping off the cylinder head complete to a machine shop is the best idea. 6000 15.20 17.50 I'll look for the head stamp and see what it says. Current car: 1980 Triumph Spitfire Past cars: 1975 Triumph Spitfire, 1973 Austin Mini, But this is for high revving engines, not road use. I'm more than happy with 5000rpm - my currently daily is diesel so tends to live at less than 3000 - actually a lot less unless booting it (its a 3tr BMW so has lots of power and torque!). bolts. Lighter pistons and lighter conrods, by reducing their mass. Make sure you use assembly lube on every main cap and your thrust washers as well. It will be your main point of reference. They can handle the disassembly, cleaning, checking for cracks, machining and assembly for you. I can then, at my leisure,rebuild the one in my car now and either sell it on or do another swap. Custom options available from electronic fuel injection. A word of caution about decking the block too much: Some engines, such as the Spitfire and Midget 1500 and the later TR6, have necessary recesses around the cylinder bores. In recent years we have become especially well known for ourperformance Triumph TR6 engines, which put out incredible power while improving durability and eliminating faults with the original design. The rubber insulator can crack and wear out over time. 142.132.219.252 The shop will most likely resurface the cylinder head to insure flatness, and provide for a good sealing surface for the head gasket. 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. 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! After this simple swap, our Spitfire was transformed. In our case, Quantum Mechanics sold us a brand-new downpipe to match the European exhaust manifold. The weber downdraft is basically the same carburetor that was used on early German Capris and Ford Pintos (1970s). Really?). Set up the magnetic base and dial indicator on the front side of the cam, or cam gear, and moving the camshaft front to rear reading the movement on the indicator. It's the 1500cc variant, however, its had some cylinder head work and a fast road camshaft. (Not for racing, just to bring them into the 21st Century and to get my little Midget screaming down the road). sorry real name is Mark - Ill update my signature when I get 5 ! AVAILABLE IN STANDARD OR ALL REGULAR OVERSIZES [ E-MAIL OR TEL. Did mean I had to buy an engine hoist, load leveller and engine stand this week too. At TRF, we know every part of the Spitfire 1500 engine intimately, and rebuild them to exacting standards 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. as perspicacity of this Triumph Spitfire 1500 Engine can be taken as skillfully as picked to act. Ideally, youd also get carburetors that arent worn out. If you can catch a fingernail on the surface of the flywheel where the clutch disc rides, you will need to resurface your flywheel. If you find excessive wear your machine shop can reface them. Head has been gas flowed and the inlet ports "matched" apparently and it came complete with rebuilt carbs, alloy rocker cover and a twin pipe sports exhaust and4-2-1 header. Next, install the cylinder head. The '78 spit I just bought has this and a 4 tube header on it. Be sure to use engine oil with 1200 ppm of ZDDP to insure long engine life. The action you just performed triggered the security solution. $118.99. 1971 Triumph GT6 with a LS4 V8. It is extremely important that the filet radius (the edges of the journal where it joins back into the crankshaft body) is restored when the crank is reground. Piston-to-cylinder wall clearance must be checked. Feb 2016: We are currently only rebuilding Triumph TR3B (four synchro) through TR6 transmissions and A and J type . Cylinders are bored to the next oversize Crankshaft is turned to the next undersize Bearings shouldn't touch surfaces! I wouldn't bother changing the main bolts either, and I don't think loctite is a good idea. I really like the improved proformance. Never, ever fire up an engine without confirming you have oil pressure. If you have just set it to the "book" spec there is every chance it will not be ideal. Is your favorite classic car properly insured? Click to reveal Take the connecting rod, with the cap removed, and the rod bearings installed and insert the connecting rod in the bore. 9.99 Download now. Something went wrong. I suggest you guys go read the same thread over on the MGExperience board. 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. So I always set timing by ear, drive the car and try to get it to pink. Cut a small piece of plastigauge and place on the #1 journal. Instead, Ill tell you about steps the manual may not cover, and about the engine assembly sequence that can be helpful to you. Those upgrades transformed my previously 1300 powered car, and it did well at club autocrosses. I was not aware of the header from the UK. WHAT YOU CAN CLEAN YOURSELF You can get a reaction between different paints causing wrinkling. Larger and the vital internal parts should be cleaned by professionals in an industrial parts washer. Triumph Some enthusiasts opt for a WeberDGVdown-draft or single side-draft 40DCOEsetup. Totally computer controlled, and programable, this specialized equipment eliminates inaccuraties and errors that can be introduced with manual equipment. anglefire is my forum name across all forums I use. ], Story by Tim SuddardPhotography asCredited. This is a good time to consider a performance cam. Make sure each time you do this you rotate the engine counter-clockwise approximately .100 and then start back in the normal rotation of the enginethis will make sure there is no timing chain slack that could skew your readings. Never assume a new oil pump should not be taken apart and checked. Shop Work Do this one main cap at time working from front to back being careful to not rotate the crankshaft. Pat Garity. A frind ran a Ginetta G4 with a 3 main Ford MAE - 3 main, 9500 rpm red line (albeit with a short stroke). 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. 7500 19.00 21.88 I like to start with the center cap. Have them measured by your machinist. Follow the advice of the head gasket manufacturer in regards to coating. 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. item 1 MG MIDGET (late model) TRIUMPH SPITFIRE 1500 MOTOR ENGINE REBUILD SERVICE, item 2 MG MIDGET TRIUMPH SPITFIRE 1500 FP ENGINE BLOCK. Power is supplied to the wheels via a 4 speed manual with overdrive gearbox. Strengthening the bottom end isn't an option, unless you go for a steel billet crank and conrods. This is very important, because if you are not on TDC, all your readings will be wrong. It is a normal practice to oil the threads on all engine high torque bolts to help reach true torque. You will need a piston ring compressor. Every time we use this miraculous product, were impressed with how it knocks down exhaust temperature and holds up for years, looking like new for a long, long time. - I think there is some end float issues amongst others!). MACHINE SHOP WORK Each engine I take to the machine shop is: Magnafluxed for cracks in the block, head and crankshaft. PS just noticed - you DO call yourself "Anglefire"! 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. About the Author: As an engine tuner and builder for more than 30 years, Hap Waldrop is the go-to guy on British car forums. 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. Purpose manufactured components designed to replace faulty original designs - for increased reliability and durability. 4.20 postage . Sold my spit last year and it was one ofthe few cars I never regretted selling. Triumph Spitfire 1500 engine and gearbox rebuild We've just finished the rebuild of this fast road engine for a locally owned Triumph Spitfire. Because our carburetors didnt exhibit any throttle shaft wear, we didnt need to have them rebuilt. | Alfa Spider vs. MGB vs. TR6 vs. Miata. Good information. 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. Bring in the camshaft you are using to insure it fits with the new cam bearings. This may take several minutes. In addition there are no springs or weights to fool with. The Kent fast road grind has a lot of lift but not a lot of duration which keeps the power band from being pushed too high. Install a lubed lifter on #1 cylinder intake and then install a push rod into #1 intake lifter. Tim mentions the Weber DGV as a suitable alternative carb. Its okay if areas around the water jacket do not completely clean up. 1979 TRIUMPH SPITFIRE 1500 MK IV. Dont let this step scare you. The cost for this setup is only about $400 to $500, depending on the source and condition of the parts. Planning for Rebuilding the Engine on the Spitfire | Triumph Spitfire Mk3 Restoration Project: Bruce's Triumph Therapy, [] http://mossmotorsltd.wpengine.com/restoring-british-engine/ [], January 13, 2018 @ 5:01 pm I don't want to build a racing engine, but would like to do some sensible upgrades to improve reliability and drivability. Pay close attention to your workshop manual for tips like this. Similar upgrades but I milled .125" off the head, sourced a pair of SU's from a '67 Spit, and installeda header from Victoria British. Just because your cylinder bores or crankshaft journals look good, never assume they dont have any wear or issues. On some crankshafts the area where the seals ride can wear over time and new seals alone may not insure you wont have leak. Rocker shaft item 3 Triumph Spitfire 1500, MG Midget 1500 Rebuilt 4-Speed Transmission, Original, !! Engine gasket sets I prefer Payen brand gasket sets when I can get them. For instance,the 2014 Renault F1 engine has a stroke of only 53mm but is limited to 15,000rpm! I highly recommend Moss uprated valve seals. It went like stink. The mean piston speed will be 26.5m/sec. Oil pump whether you replace with new or reuse your current oil pump you will need to disassemble it and check the clearances. Motor runs excellent, no issues with state inspection and everything works as it is supposed to. 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. Fuel pump work good (tested). 2023 Motorsport Marketing. Has anyone done anything to deck the block to remove the recesses between the cylinders and run a diff head gasket, i.e. I was always much more partial to the 1296cc Spitfire engine than the 1500. This pristine car is fa. Austin Healey, MG or Triumph we can build it better than original and to any performance level. Blueprint clearance is mostly done by more advanced engine builders, but your machinist can measure and machine everything to spec. and he didn't use eBay parts, just Canley Classics, Rimmers or Moss. Theres nothing quite like the process of pulling apart, fixing and rebuilding a vintage engine. Add to Wish List. If the surface isnt flat, have the deck resurfaced. Apologies, confusion re std. Rotate the engine by hand; I like to do this from the rear of the engine as to not disturb the degree wheels setting. The rule with engine building is clean, clean, and then clean some more. Make sure your crankshaft is at BDC (bottom dead center) meaning the crankshaft journal is closest to bottom of the engine. Includes engine/driveline, suspension, brakes, 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). The chap who created this stop motion film is one of the few chosen ones who successfully completed a full engine rebuild without throwing in the towel and marching down to the pub, the engine in the film is a 1500 4 pot from a Triumph Spitfire one of those cars Ive always sworn Ill buy. 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. Because these parts are designed by Triumph to fit the cars, the swap is a snap and the results are nothing shortofremarkable. The downdraft sends the mixture down to a flat surface in the intake manifold where it splatters and pools rather than smoothly reaching the head. http://auskellian.com/paul/links_files/performance_enhancements.htm. Discuss with the machine shop the piston size. Install the valve cover. The thing to remember is that the engine is many different systems that all have to work together. Make sure you keep the ring compressor firmly against the block deck. You will want to ask around for the shop that has the best reputation for crankshaft work. My best friend has a Fiat with a DCV on it that responded VERY well to it. Thanks Richard. (203) 463-8299 At some point in the nearish future, I will be stripping and rebuilding my Spitfire's engine. The goal is to find maximum camshaft lift on the indicator. The Triumph SC (small car) engines were never derived fromtractors. Trending price is based on prices over last 90 days. It was beautifully designed by the legendary Italian car designer Giovanni Michelotti, and it also surprisingly sold in greater numbers than any of its rivals between 1962 to 1980. The project is really starting to come together now, with the engine soon to go back in. I dont like refacing valves. Rotate the engine by hand at the front crank bolt and adjust all your valves to the recommended lash for the camshaft you are using. He has a 2 liter OHC compared with the spit's little push rod 1500. Sign in to ask questions, share photos, and access all website features. We've endeavored to have our machine work carried out on the finest, most accurate equipment available. Bolting Dual DCOEs on a stock engine would would hurt driveability. Move to zero and then around and stop at .005 past zero. Dont let any steps get overlooked.
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