BSA A-7 & A-10 Dual Port Heads/Manifolds
& Single Port Heads
Dave Comeau
2 Dec 2001- revised 19 July 2003

Please note-I have used the casting pn and not the BSA assigned assembly pn 



IRON HEADS

STANDARD ALLOY HEADS

DUAL PORT HEADS

DUAL PORT MANIFOLDS



A-10 Cast Iron head
pix being developed