bellmouth vs. velocity stack ???
Posted: Thu Aug 20, 2009 9:42 pm
what´s the difference between the amal bellmouths and the velocity stacks?
have seen some velocity stacks with tiny foam filter discs and bellmouths open mouthed or with wired mesh.
any recommendations for the AMAL MK1?
have seen some velocity stacks with tiny foam filter discs and bellmouths open mouthed or with wired mesh.
any recommendations for the AMAL MK1?