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heads 462624 - 78 350 -are these weak? CK5 Network
WebWorld Products 014500 Motown 220 Cylinder Head Chevy SBC Chevrolet Cast Iron New. Opens in a new window or tab. Pre-Owned. $333.00. ripka-machine (267) 100%. ... 1974 … phenazopyridine missed dose
SBC cylinder head identification - Crankshaft Coalition
WebJul 10, 2009 · World part # 043600 replaces the following GM part #’s: 333882, 460703, 462624, 468642, 3911032, 3927186, 3927187, 3932141, ... I would suggest you stay away from those heads as my information shows that they are the early "swirl port" intake heads that had a cast ramp behind the intake valve. These were great for low end torque in the … WebOct 19, 2011 · Just wondering if this is a decent set of heads or not, small block chevy cast iron heads casting #462624 . 2.02 intake valve. 1.60 exhaust. $150. Should I look into these for my 350 or skip. I read a few threads elsewhere about these being bad heads, develop cracks early. Looking for some community input. TIA Mike WebJun 7, 2010 · Those 624 castings are '75-86 large chamber castings which really kill your static compression ratio on a small displacement 327. Adding a big cam to a low compression engine just makes it more sluggish in the normal driving rpm range. What you want to find is some pre-1971 heads with 64 cc chambers. phenazopyridine method of action