WebMelling offers a full line of OE replacement camshafts for cars, light duty, medium duty and heavy duty trucks. Melling listings include OEM applications to match the engine requirements desired including … WebSpecs @ 0.50 Cam Lift Opens Closes Duration SAE Specs@ (0.06/Rocker Arm Ratio) Cam Lift Opens Closes Duration Cam Lift Gross Valve Lift Center Line C/L Rocker Arm Ratio …
pontiac 455 long block for sale: Search Result eBay
WebPontiac 350 455 400 block kit cam bearings freeze plugs GTO LeMans Bonneville. Opens in a new window or tab. Brand New. $46.84. Buy It Now. Free 3 day shipping. ... 1960-79 Pontiac Factory D O Port Cylinder Head Bolts Bolt 2 3/16 400 455 Ram. Opens in a new window or tab. Brand New. $8.45. Web21 mrt. 2024 · Most all the normal Pontiac heads flowed about 195 - 200 cfm ( except the RAM AIR with round port exhaust), the 6x will come in around 210-215 cfm @ .500" lift. Pontiac redesigned the head by raising the intake ports so the short turn into the bowl is at a … dogfish tackle \u0026 marine
Melling Stock Replacement Camshafts SPC-3 - Summit Racing …
Web9 feb. 2024 · A new set of stock springs, maybe even use stamped 1.65 rockers.Of course the Melling SPC7 cam (068) Hylift-Johnson lifters. Stock push rods might even work. My thought would be to use the 6X-8 heads here. If you use the 6X-4 heads, I'd use the SPC8 cam with Rhoads V- Max lifters, also 1.65 rocked, but after market (Harland Sharp). Web5 nov. 2014 · Engine: Rebuilt 1972 455 with .030 overbore, Speed Pro forged pistons, RPM forged connecting rods with ARP bolts, stock N crank, rotating assembly balanced, Melling SPC-8 cam with Rhoads superlube lifters, rebuilt 6X-4 heads and new Crower #68404 valve springs, HEI recurved by Suntuned, rebuilt 17058266 carb using Cliff’s kit and recipe #2. Web3 aug. 2013 · With all due respect 6X-4 heads will work just fine on a 455 if the cam matches the required compression ratio. If you want to run a short duration "RV" cam, 6X-4 aren't for you. But if you want to make some power and cam the engine for making that power, the compression ratio of the 6X-4 heads and FT pistons are a killer combo. dog face on pajama bottoms