15mm HP carb kit with Juice Box. Includes everything needed for installation on 40cc engine...
CY piston kit for the HE23ZR and Zenoah G23LH engines. Kit includes piston, 2 rings, piston pin, upp..
34mm dual ring piston kit. This piston has proper cam and taper shape for improved performance and l..
1mm thick piston ring. Fits 32mm RC pistons. This high performance piston ring is made from nodular ..
1mm thick piston ring. Fits 34mm RC pistons with 1mm think rings. This high performance piston ring ..
+5mm long rod kit for RC crankshafts. Includes forged rod, lower pin, and bearing. To use this, it..
+1mm forged stroker crankshaft for the CY46 and GP460 engine. Increases engine displacement by 1.4cc..
This is a forged +3mm stroker crank with +5mm connecting rod for RC engines. The journals are larger..
Advances ignition timing 10 degrees. Increases acceleration and gain up to 2mph on top speed. Key is..