WebThe rule of thumb is .001″ of clearance for every 1″ of crankshaft journal diameter. However, the Olds 455 has a 3″ main journal diameter and 2.5″ diameter on the rods, that would call for .003″ clearance on the main bearings which is too wide for a street engine, especially one that will run consistently at low RPM. WebShort Tube Headers; 1970-79 Pontiac Firebird; 326-455 Pontiac- HTC Coated. 1970-79 Pontiac Firebird Headers; Pontiac 326-455; 1-5/8 in. x 1-3/4 in. Stepped, Short Tube Design- HTC Polised-Silver Ceramic Coated, Mild Steel. Part# 26164. Full Details…. Instruction Sheet. Add to Cart. $885.01.
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WebHeaders, Competition, Long Tube, Steel, Ceramic Coated, Oldsmobile, 400, 425, 455, Pair Part Number: HOK-3902-1HKR ( 4 ) Estimated Ship Date: Today Free Shipping $703.95 … WebOldsmobile 455 - Small Block Chevy - Your Price: $109.95 . Quantity Add to Cart More Info. Header Water Pressure T-Valve. 210-16123. Tunable Stainless Steel Header Water Pressure T-Valve. shane walker auction
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Web400 455 CI Headers $ 599.00 Add to cart SKU: 455Headers Categories: Exhaust System Parts, Headers, New Products Description Description Brand new design for that factory … WebOldsmobile A-body Big Block 1964-1977 Headers from $1,549.77. CALL TO ORDER. G-Body Headers Back Exhaust System from $2,022.97. CALL TO ORDER. Oldsmobile G-body Big Block 1978-1988 Headers from $1,549.77. CALL TO ORDER. Oldsmobile A-body Small Block 1964-1977 Headers from $1,513.30. CALL TO ORDER. WebSep 25, 2007 · 244 Posts. #8 · Sep 23, 2007. 455 without a doubt~! My first car was a 1970 Cutlass SX with a factory 455. I did not lose too many races in that thing and it was 100% stock. Very strong reliable motor. 70 Chevelle SS LS5 w/ 77k Original Miles, #'s Matching, Auto, Cowl Hood, Buckets, Tripple Black. shane walker home improvement