Re: 327 info needed
Did this engine use a 4G or Quadrajet? I assume it used the 300HP cam, what about the heads and compression ratio? If I'm correct the 220HP of '67 used 1.72" valve, 68CC chamber heads with 8.5:1 compression.
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Alex V.
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1967 C10 Suburban, 350/NP435, Green/Green, PS, PB, HD cooling, charging, shocks, and springs.
1985 GMC C3500 SRW, Sierra Classic, 454/TH400, white/blue.
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