Your manual will tell you the clearance specs, and you need to use an assembly lube on all moving parts inside the oil pump. Timing assembly always replace the chain, timing gear and timing chain tensioner. Remove no more than .010 so that the head gasket will seal properly. Thanks Pete and Clive - as I say, I'm not after a racing engine or even upping the power particularly. sorry real name is Mark - Ill update my signature when I get 5 ! Make sure the engine does not overheat. 57,315 M Kurt Tanner Motorcars (866) 461-3172 Santa Ana, CA 92705 (934 miles away) 40 1970 Triumph Spitfire 76,029 mi 1300cc $ 19,700 or $324/mo I'm guessing not particularly. Sign in to ask questions, share photos, and access all website features. Carburetor Rebuild Kit, Weber DGV Downdraft . Sometimes old paint will strip off if soaked long enough. | Never miss an article, [Editor's Note: This article originally ran in the March 2013 issue of Classic Motorsports. Make sure all stud and bolt threads are oiled. I own a suitable license for this piece of music, supplied by Chris Worth Productions. Regrinding the original cast iron exhaust seat is a short term answer, as valve seal will be lost in a short period of time. Never assume a new oil pump should not be taken apart and checked. At this point the machine shop is ready to assemble the cylinder head. As for the MG Midget, I preferred the 1275. First, scrape off old gaskets as much as you can, then move on to degreasing. Crankshaft replace your pilot bushing. Install the oil pump, remember it is important to disassemble the oil pump, clean the inside whether new or used, lube them, and check the clearances on them per the manual specs. The goal is to spin the engine in the normal rotation to maximum cam lift (now zero on the dial indicator) and stop at same given point before and after max lift has been achieved. Vandervell were the bearing of choice when a friend of mine built a 2ltr pinto for rallying as alternative bearings failed after about 3 events (Spectacularly the first time!) Theres nothing quite like the process of pulling apart, fixing and rebuilding a vintage engine. Line boring insures that all crank journals are in perfect alignment and properly sized. A better solution is to use this as an excuse to use larger intake valves and enjoy improved performance. Read the Forum Help (FAQ) or contact the webmaster. Inspect the rocker arm bushings and replace if needed. It went like stink. 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. Yeah, except for Mazda, Ford, GM, Toyota, Mercedes, Nissan, Honda, etc. The factory paired these preferred carburetors with a free-flowing, cast-iron exhaust manifold that emptied into twin pipes. Bare J-type OD base rebuild pricing is $1399. Finally the machinist will use a special tool to chamfer (angle) the tops of the bores. 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I have 185/60 13 tires which are a little lower so I put TR7 gears in the diff. Is there a howitzer story there? Sign up for a new account in our community. This website is using a security service to protect itself from online attacks. I like to get parts down to bare metal, because painting over old paint is a mixed bag of nuts. You can use new lifters with a used cam but never used lifters with a new cam. The engine needing the least work to retrofit is the Triumph GT6, or the Triumph TR6. Surfacing them smooth will result in more material being removed than needed. It's the 1500cc variant, however, its had some cylinder head work and a fast road camshaft. Piston-to-cylinder wall clearance must be checked. I have rebuilt a dozen or so engines (probably double!) Inspect your starter ring gear. Cover the camshaft journals, lobes and gears liberally with assembly lube. I wouldn't bother changing the main bolts either, and I don't think loctite is a good idea. Once all of the pistons are in you can rotate the engine to the access the bottom side. xmFnpTdjkUcUnQtjY4A6zvd5f4fG3r3ftcbDZwzrnG90J4oOQ3fXP5leOHPeW4da. I wont cover every little detail that a manual will tell you about engine assembly. Please contact us for further details concerning . 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. 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. Anyway even with the taller gears the engine isn't so high strung that it lugs at all. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Copyright 2022 Moss Motors, Ltd. All Rights Reserved. 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. Listen out for rattling and blue. Always seemed like a sacrilege putting a Spitfire engine into a Midget. After a few heat cycles, you will need to retorque the cylinder head and re-adjust the valve lash. My best friend has a Fiat with a DCV on it that responded VERY well to it. Sometimes honing is necessary to get the proper fit. Custom options available from electronic fuel injection. Connecting Rods Make sure your crankshaft is at BDC (bottom dead center) meaning the crankshaft journal is closest to bottom of the engine. Hap owns and operates Acme Speed Shop out of Greenville, SC, where his specialty is rebuilding MG engines ranging from stock to full out race prepared. Weight is mass times acceleration, andI've done this for a TR6, the worst possible case. This is a Fiberfab Jamaican II, it was built in 1983 using a Fiberfab tubular steel chassis and a sleek, lightweightfiberglass body. Started out as just a collection of snaps as I stripped down an engine bought off ebay. 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. Ideally, youd also get carburetors that arent worn out. 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. But all the above are expensive and competition related. The engine rebuild kits can be anything from stock, to mild, to wild street performance, to a even a full out race engine. Let the engine run 20 minutes at 2,000 rpm to break in your cam and lifters. 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. 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. These used to be cheap,but only Burton power (SC248)seems to have them now (7.61 ea). Given that MG and Triumph were both owned and built by BLMC, choosing the Spitfire motor for both was a no brainer. I started a similar thread on the MGE and got quite a bit of good feedback, so I thought I'd see what you guys have to say. The strut towers have also been chrome plated and fitted. Protecting it by reducing the stress. Personally, I'd just check the originals for signs of stretch and reuse them. Southern Rebore Services carried out the machining work. After boring, your block will be honed to get the proper finish on the cylinder wall. 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. The leaning and surging had vanished. Make sure to lube all points of contact. Get your hands on the complete Triumph factory workshop software. 5000 rpm may be a conservative limit even for a 1500, but it's easy to see that thelonger stroke engine approaches the 20mps limit far sooner than the earlier engines. Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- Best Selling in Engine Blocks. Triumph TR engines. 4-SPEED, DISC WHEELS. A 439 inch small block that put out 739HP on pump gas. By Tim Suddard Line boring is not needed in most street engine rebuilds. It will smooth out an engine and pull locked up hp to the fore. TR6 four speed gearbox with J-type OD base rebuild pricing is $2999. Triumph removed the lock tabs quite early on in production and never reinstated them despite loads increasing considerably (e.g. Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- Save on Engine Blocks, Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- You may also like. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. If the surface isnt flat, have the deck resurfaced. Cylinders are bored to the next oversize Crankshaft is turned to the next undersize The OEM guides are cast iron. 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. 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. 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. In some states, this kind of modification is a no-no. This guy does a good job of outliningthe issues with the 1500: http://triumphspitfire.rickbaines.com/weaknesses-of-triumphs-1500-engine/. There are some things I liked about the spit but not enough to keep it around. Blueprinted engines are achieved when a builder dictates these sizes to get the exact clearance they need. | From the March 2013 issue Install a lubed lifter on #1 cylinder intake and then install a push rod into #1 intake lifter. These are both good solutions, but we went with an even easier fix on our1973Spitfire. 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. This is where most cracks occur, so the proper filet radius is important for the overall strength of the crankshaft. You can email the site owner to let them know you were blocked. The car was largely based upon the chassis of the Triumph Herald saloon, but shortened and without the Herald's outrigger sections. Add to Wish List. Some enthusiasts opt for a WeberDGVdown-draft or single side-draft 40DCOEsetup. (585) 889-2786 Then rotate the crank til it stops, note the reading on your wheel then rotate it backwards. Quickview. Stroke(mm) = 76 Stroke(mm) = 87.5 2023 Motorsport Marketing. If the gap is too big you are going to have to shim the camshaft or remove material from the back side of the cam gear. 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. Install the piston and connecting rods Once you torque it to spec turn the crankshaft by hand, you should feel a nice fluid motion without any binding. On some crankshafts the area where the seals ride can wear over time and new seals alone may not insure you wont have leak. 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. Install the oil pan and gasket. If you feel any resistance, make sure the ring compressor is tamped square against the block deck, and if you still feel resistance, you may want to look in the bottom of the block and make sure your connecting rod is not interfering with the crankshaft. If you build a 1500 properly and respect it then this much maligned engine can be as dependable as any other Spitfire engine. quantumechanics.com, Swain Tech Coatings Inc. If you want to uprate the big end bolts but don't feel like splashing out on ARP, you can also use Cosworth (YB?) Remember, these parts may be nearing their 40th birthday, so go with a reputable dealer. Measured engine output had improved nicely: We posted 65 horsepower and 78 lb.-ft. of torque during our next visit to the dyno. $20.74. Detractors complained of durability anddrivabilityissues. Follow the advice of the head gasket manufacturer in regards to coating. No problem. A bit too obvious for me that! Then I realised itd be quite cool to make it an animation. REBUILT ENGINE UNITS The Roadster Factory offers its own factory rebuilt engines and cylinder heads (see p. 6), and we believe that these units are the best solution available to most enthusiasts who need an engine overhaul. ], Story by Tim SuddardPhotography asCredited. Oil pressure regulator parts They are inexpensive, so replace them. A nifty-looking, dual-inlet air cleaner wrapped in a black crackle finish was part of the package. Our zero-to-60 times dropped by more than 2 seconds. This should make for a more spritely drive. 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 All engines are run and broken in prior to installation or shipping to the customer. 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. At TRF, we know every part of the Spitfire 1500 engine intimately, and rebuild them to exacting standards 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. I know I was able to replace the thrust bearing in my TR-6 by dropping the pan and removing the rear main bearing cap, but can't remember if it the same on the Spitfire. But Ive stuck with it for reasons long since forgotten! Thank you! I like to start with the center cap. Piston-to-cylinder wall clearance must be checked. 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!). Launched in October 1962, the Spitfire featured sleek styling by famed Italian designer Giovanni Michelotti. The American exhaust system from the downpipe back will need to be replaced, however, as it wont mate to the European-spec downpipe. I have 3 1500 Triumph engines in RB Midgets I'd like to rebuild and upgrade for greater performance and reliability, to take advantage of modern engine components, the years of tuning and development on this engine since the 70's, and the wealth of engine building experience that has amassed since the engines were introduced. I've googled and it seems to be questionable! Spitfire Performance Upgrade Parts Fast delivery worldwide Payment options including PayPal British car experts 01522 568000 1-855-746-2767 That is not true but often repeated. 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. If you have just set it to the "book" spec there is every chance it will not be ideal. In England, Triumph Spitfire 1500s were sold with dualSUcarbs. Click to reveal ALL THE PARTS YOU NEED FOR DIY BOTTOM END ENGINE REBUILD INCLUDING PISTON AND RING SET ,BEARINGS, OIL SEALS,OIL PUMP,CAM FOLLOWERS ,TIMIMG CHAIN AND TENSIONER, HEAD AND SUMP GASKET SET. The Triumph SC (small car) engines were never derived fromtractors. Before the swapand with the original single-carb unit properly tunedour Spitfire produced 49 horsepower and 66 lb.-ft. of torque at the rear wheels, as measured on a chassis dyno. Cam bearings I prefer the full circle type The best currently available bearings are King Tri-metal which most suppliers (e.g. Handy Tip: If using an adjustable cam gear, torque the cam retaining nut to manual specs before making your adjustments. Once the engine starts you want to set the idle at approx. I really like the improved proformance. Larger and the vital internal parts should be cleaned by professionals in an industrial parts washer. Check for oil pressure before cranking. Degreeing a camshaft Record your reading. Spitfire/GT6 site suggests E for engine, to avoid confusion with commission number. Restoration of my Triumph. Theory is great, but how much does this swap really help performance? item 3 Triumph Spitfire 1500, MG Midget 1500 Rebuilt 4-Speed Transmission, Original, !! The carb is a two stage design, so it's essentially a one barrel with a secondary that comes on at full throttle. , Be sure to use engine oil with 1200 ppm of ZDDP to insure long engine life. Engine was previously rebuild by Ivor Searle, looks brand new under the rocker cover.. Ps, fuel tank is disconnected, now pumping fuel out of a fresh can. 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. as perspicacity of this Triumph Spitfire 1500 Engine can be taken as skillfully as picked to act. Quickview. You will need a piston ring compressor.

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