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PhilaTruck · 01-04-2010, 09:16 PM

Jeez Autometer, what's the compression with those pistons and heads? Those combustion chambers look like 58s.

01-04-2010, 09:16 PM	#9
PhilaTruck Right on the line, baby! Join Date: Oct 2003 Location: Phila, PA 19130 Posts: 1,486	Re: anyone here ever built a 406 Jeez Autometer, what's the compression with those pistons and heads? Those combustion chambers look like 58s. __________________ 83 GMC 406 th400/3.73 Eaton Truetrac posi, headers, x pipe, & racePros. Tubular control arms, lowering rear springs, caltracs. Still ugly, but getting built right, although slowly Click and scroll down for site vendors! Subscribe here!