Pay in 4 interest-free payments of $16.25 Learn more
Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Tech Tip: Pair with NCY Performance Valve Springs rated for 11
Direct bolt-on using existing frame holes — no drilling required
Keep belt surface and variator ramps clean and dry
Packaging may vary from photos
Fox 50 80cc Big Bore Kits Compatible with 147QMD and upgraded 139QMB engines Technical Specifications
Polini PWK Main Jet Kit (160-178, 10 Jets); PWK Carburetors dog Tech Tip: Pair with NCYJet kit for the POLINI PWK carburettor. The kit includes 10 main jets, also with even numbered values. 160 162 164 166 168 170 172 174 176 178 *Performance parts are non returnable and do not have a warranty. Install with care.* Jetting is something that takes trial and error. See our blog page of for more info.
US$ 168.00
US$ 235.00
US$ 100.00
US$ 322.00
US$ 180.00
