For Sale:
Duane Busch ported Edelbrock 7721 SBF/Windsor heads, 58.5cc combustion chambers. Flow 366 cfm @ .600", 381 cfm @ .700", 383 cfm @ .800" with 2.7 sq. in. MCSA.
Heads have Ferrea 2.125" intake/1.625" exhaust stainless valves. Has Comp 944 roller springs with titanium retainers installed. Valves/seats are not damaged, but you should have your machinst reface them prior to installation. Price includes the fresh factory (Oct 2026) rebuilt T&D 1.75 shaft rockers (with the required offset exhaust rockers) and the required height mounting shims. I WILL NOT SELL THE SHAFT ROCKERS SEPARATELY UNLESS THE HEADS ARE SOLD WITHOUT THEM.
Price also includes the special china wall rail adapters (for both 9.5 or 8.2 deck blocks.) Will also include the 3/8" heavy wall pushrods that were run with the heads/rockers. Everything listed is 1 owner.
Heads were run on a 434 Windsor combination that ran 9.66 @ 140 mph. Complete race package. $6,500 OBO.
