Description

Supersport head-sold on an exchange basis-old core must be serviceable and no cracks-- Super Sport heads are exclusive to Minispares and have been flowbench tested and proven to flow much better than any of its rivals available anywhere near this price. Large bore stage 3 spec head with race quality plasma heat treated stainless steel valves,1.406' (35.7mm)inlet and 1.122' (31.mm)exhaust valves,mangonese bronze guides, A plus spec stem seals,180lb(nominal)double valve springs,with nominal 21cc combustion chambers.Has a by-pass and heater take offs for pre 1992 engine types.Also see C-AHT133 and C-AHT135 for fast road use with non race valves for up to 1380cc engines.