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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
with a 72mm tillotson block
Spring Installed height 1
(2) 1/8" npt breather hole Slightly angled out Top of cover
Valve Length: 3
com/products/550-cast-alloy-ride-plate-for-750-pump-conversions
Gx390/420/440 Billet 45/36 head Type of rockers being used:Black venoms with a 72mm tillotson blockBig Block Gx390 420 440 billet head 45 36 titanium valves, 37cc chamber Ampco 45 seats, Comp cams gp966 springs, Titanium Retainers uses gx390 style rockers, Now with offset valve cover spacer to accept springs up to 1. 5" Diameter Flows 220cfm Comes with custom exhaust flange, widened rocker shaft, valve cover spacer, and Intake! must use aftermarket valve cover!!!
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