Big bore kit 72cc 45+ mph
Suitable for DAX
Full tune up kit for 50cc to 75cc centre hole “check your one first.
The kit consists of the following
1 X Large valve cylinder head E22 24/20 complete with cam and rockers
1 X Cylinder 72cc with no markings And piston kit with pin and rings
1 X Carb kit with performance filter
1 X Manifold kit 22mm with heat spacer, gaskets, bolts
1 X Performance CDI R11 map 4 with 5 pins (please note Lifan bikes can have a 4 pin CDI check first and let us know)
1 X Full top end gasket set
1 X NGK C7HSA plug
Due to the number of different applications this kit fits some will require the fins under the carb to be ground down to clear base of the carb..
We recommend you have a professional fit his kit, However you can use the C50/90 manuals see product code 0749
Changing the standard exhaust is recommended as they are very restricted see our exhaust section for more info.
This is a great kit and transforms the lazy 3.4 BHP engine up to 6.5 BHP making the bikes usable for every day use plus you will no longer be a member of the Gutter club!