Avenger XTC "R" cylinder heads Cnc fully assembled, 280cc intake port, 70cc combustion chamber, Rev 2.25 x 1.67 stainless steel valves, Manley Nextek 1.650" dual valve springs w/ max. .850" lift for solid roller camshaft, Manley titanium retainers, heads flow 406 @ .850 intake / 275 @ .850 exhaust, race radius valve job, will fit 302 boss / 351c / 351w clevor 9.500" deck, shown w/ optional water cross over bungs, sold as pair, new, call for details, 714.658.5792
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* also available =
* call for shipping quote
* water cross over bungs welded into heads - call for pricing
* shaft mount rockers - call for pricing
* fabricated aluminum valve covers - call for pricing
* intake manifolds single or dual plane - call for pricing
* aluminum weld in valve cover stacks and breather kit - call for pricing
* complete direct port nitrous kits 300hp = call for pricing
