Zenoah Silencers, 25mm inlet
Zenoah Silencers, 25mm mouth
2 x 25mm spring clamps and 1x 25mm Teflon coupler needed for connecting the silencer to your exhaust manifold.
ZG38 canister: 300mm x 50mm, 15mm exhaust port tube
ZG62 canister: 220mm x 80mm, 18mm exhaust port tube
The diameter in mm will tell you which Silencer Mount to use.
The 70mm mount will just about work for the 80mm canisters.
The Firewall Complete Exhaust Systems come as a ready to go unit with header in place, will bolt to the other side of the firewall, opposite of the motor. In case of the geardrives they will in fact use the same mounting holes as the geardrives, 4 bolts mount all.