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Part Number: H86



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Holley aluminum cylinder heads, 175cc intake runners, 63cc chambers, 1986-and-earlier Chevrolet small-block.







Features straight saprk plugs, perimeter-bolt valve covers, 1.430" diameter valve springs capable of 0.500" lift, and stainless steel valves. Fully assembled. These heads can be used on later model TPI engines if an aftermarket dual-pattern manifold base

Intake Runner Size: 175cc
Chamber Size: 63cc
Valve Size: 2.02" Int./1.60" Exh.
Heads are 50 State legal for all 1986-and-earlier carbureted engines.
MSRP $1817.99
YEARONE Price: $1,665.83
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WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

WARNING: This product can expose you to chemicals including but not limited to lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride and/or 4, 4'-methylenebis (2-chloroaniline) which are known to the state of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.


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