Avenger cylinder heads Cnc fully assembled, 290cc intake port, 76cc combustion chamber, Rev 2.20 x 1.81 stainless steel valves, Pac 1.550" dual valve springs w/ max. .700" lift for solid roller camshaft, heads flow 362 @ .700 intake / 261 @ .700 exhaust, race radius valve job, chromoly retainers, 11/32" valve stems, bronze valve guides, fit 383/440, minimum bore size 4.300", requires offset intake rocker /standard location exhaust rocker, sold as pair, new, call for details 714.658.5792
**********
also available =
* call for shipping quote
* max wedge cnc port cylinder head - call for pricing
* shaft mount rockers - call for pricing
* fabricated aluminum valve covers - call for pricing
* aluminum weld in valve cover stacks and breather kit - call for pricing
* titanium retainers - call for pricing
