![]() 67-69 TIMING CHAIN COVER - 427 - 390 AND 400 HORSEPOWER (ND). the plastic one used on the Vortec have fewer bolt holes along the top than an early metal cover too.and I believe they each use a different style of dowel pin to center the cover. 55-74 TIMING CHAIN COVER GASKET SET - 283 / 327 / 350. Some of the most common questions regard cooling the Pontiac engines and water pumps. The block itself is different in having the bosses in the valley for the roller lifter spider too. Pontiac Timing Cover Identification How to identify Pontiac Timing Covers from 1964-65, 1966-67, 1968, and 1969 and up Pontiac Water pumps Here at Butler Performance, we get a lot of tech questions. Maybe a crate engine is different, I am not sure on those ? But have seen quite a few of the truck engines in dealing with them over the years.Īnd the sump is different to the early 350 engines with a 2 piece rear main seal is what I was pointing out earlier. ![]() The boss on the block is there but they are solid and not drilled out. Was it an OE take out engine? I have never seen a truck engine with a fuel pump on them before. The original timing chain cover was crunched but I kept it as a reference for. One limiting factor is the amount of cam lift. If you have a pan that needs the thick seal there will be an air gap with the thin seal. usually if the gasket set has both there will be a piece of paper giving the dimension. you can lay a straightedge across the front of the pan, measure the depth of the seal surface. Has 4 bolt mains, roller cam, and one seal rear main, The sump should be interchangeable, The timing cover is plastic, should be interchange with a presses steel type, The big difference is the head, the exhurst out let is the same, But the inlet is different and needs a manifold to suit ( lots available ). the pans are different, not the timing covers. Seal lip also welded by hand, assures it will not break loose 65555. Edelbrock 4242 Aluminum Timing Cover, 2-Piece, Small Block Chevy (1) 157.95 /each. Mr Gasket LSTC2 GM LS Timing Cover Alignment Tool. Timing Cover, 1-Piece, Steel, Chrome Plated, Chevrolet and Bowtie Emblems, Chevy, Small Block, Each. I have a vortec 350, it has an opening for a fuel pump, Not to much different in the block to an older small block, Reinforced Thrust - Gold: 65555: Interior wear plate hand welded. COMP Cams 210 2-Piece Aluminum Timing Cover, Small Block Chevy, Kit. Find CHEVROLET 5.7L/350 Chevy small block Gen I Timing Covers and get Free Shipping on Orders Over 109 at Summit Racing Use your Summit Racing SpeedCard today, and get 10 back - Get Details.
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