New Products
*Used / Open Box* 70cc Contessa kit
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Open box polini contessa 70cc big bore kit for 02-11 yamaha zuma. This was prepared for install but not ran, all parts are included. Only one available, no returns allowed.
XR150L Valve Seal and retainer set
$ 17.99
OEM honda valve seals, collets, and retainers for your XR150L recommended when replacing your valves! Choose from One set for one valve, or a pair for two valves. 1 valve...
XR150L PRO X Stainless Valves
$ 22.99
Stainless steel valves for your XR150L. Must have with our performance cams. The OEM valves on this bike are super low quality, and can not handle the lift of performance...
Valve Grinding Compound
$ 8.49
Permatex valve grinding compound, recommended to be used when installing new valves!
S3 Head Heatsink KIT Honda Grom / Dax / Monkey
$ 189.99
Custom Heat Sink Cam Sprocket cover for all years Grom, monkey, dax 125! Add some extra style and cooling to your cylinder head. Includes new socket cap bolts, retains OEM...
S3 Valve Cover Heatsink Honda Grom / Dax / Monkey
$ 119.99
Custom Heat Sink Valve cover for all years Grom, monkey, dax 125! Only Fits Grom and Monkey 5 speed (2022+) Includes top and bottom cover (top cap has provisions for...
S3 Cam Sprocket Heatsink Honda Grom / Dax / Monkey
$ 89.99
Custom Heat Sink Cam Sprocket cover for all years Grom, monkey, dax 125! Also fits trail 125. Add some extra style and cooling to your cylinder head. Includes new socket...
Athena Sport 70cc cylinder
$ 226.99
Athena Sport 70cc cylinder for 02-11 Zuma, Jog, Vino! This is comparable in power to the Stage6 MK2 sport pro. We recommend pairing this with a Yasuni R exhaust, and...
XR150L S23 Racing Camshaft
$ 79.99
Finally our XR150 Camshafts are in stock and ready to ship! These work great on an OEM machine, and even better with our big bore kit! BIG BORE KIT HERE...
Kitaco Camshaft - Honda Grom / Monkey
$ 113.49
Kitaco Stage 1 Camshaft for the 2013-2020 Honda Grom and Monkey 125. Works great on stock bore or big bore bikes! You will notice a Horsepower and torque bump making...
Zuma Corsa Bundle
$ 350.00 $ 449.99
Polini offered us a crazy good deal on these Ø12 PIN Zuma Cranks and Corsa Cylinders! This kit would be over $400 if you were to piece it together ($179.99...
Polini Corsa for Piaggio AC
$ 288.49 $ 299.99
Polini corsa 70cc big bore kit for the piaggio air cooled scooters, like the Piaggio typhoon and Vespa ET2.
Malossi 70cc Cylinder kit Ditech SR50 (Morini)
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Malossi 70cc sport cylinder kit (with ECU) for Aprilia sr50 with the Morini engine. This includes everything to make your SR50 a 70cc, while retaining the OEM fuel injection.
Honda DAX high performance camshaft
$ 170.99
Yuminashi High performance camshaft for the DAX125. This cam works well with the stock 125cc motor, or with the 145cc big bore kit. We advise getting your ECU tuned with...
Honda DAX 145cc big bore kit
$ 175.49
Honda DAX 125 -> 145 big bore kit, normal compression, we recommend this Yuminashi kit in conjunction with the camshaft, and larger injector linked below. Camshaft Injector
Stage6 MK2 Racing 70cc piaggio
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Air cooled piaggio MK2 racing cylinder. Includes everything needed for install. This is a great mid race cylinder kit. Will fit common piaggio air cooled models like the Piaggio typhoon...
Stage6 Streetrace 70cc Piaggio
$ 185.49
Stage6 70cc Streetrace cylinder for piaggio air cooled scooters like the Piaggio Typhoon, and Vespa ET2. This cylinder is great all around, the durable cast iron cylinder is great for...
Zuma / Jog / Vino Big bore kit 70cc
$ 79.99
BUDGET oriented big bore kit for Minarelli horizontal air cooled scoots. Unbeatable quality and performance for the price. Includes Clips, gaskets, and everything needed for install! Don't forget PROCURE
Honda Elite / Dio 72cc kit
$ 69.99
BUDGET 72cc kit for your elite / dio, includes head, and everything needed for install! Piston size = Ø47 Pin size = Ø12 Don't forget PROCURE
Honda Spree NQ50 Cylinder kit
$ 49.99
Replacement Cylinder kit for Honda spree NQ50. Will also fit elite 88/89 SB50. Will not fit any other models.
Honda NAVi Yuminashi Camshaft
$ 169.99
Yuminashi High Lift camshaft for the Honda Navi, this cam is designed for maximum horsepower, while retaining the stock decompression system to allow better starting with big bore setups! This...
XR150L 222cc Big Bore Kit
$ 149.00
We finally have our BIG BOY 222cc kits in! This is the kit that put down nearly 17whp, up from 8whp on the dyno., HUGE torque gains, no machine work....
S23 ProCure Gasket Sealant
$ 6.99
Seal your new build with ease, with the new S23 grey gasket sealant! This stuff works just as good, if not better than Honda bond! This tube contains enough sealant...
Top Performances "Black Trophy" 70cc Piaggio cylinder kit
$ 195.99
Top performances black trophy kit for piaggio air cooled engines! The power range for this cylinder would be right in between a polini corsa and contessa!