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Takegawa 178cc scut kit and +R Takegawa/Trail bikes Top end combo
Our Price: $925.00
Our Price: $829.99
Go from 150cc to 187cc, Easy instalation For a limited time we are offering the TB 165 big bore kit with Takegawa  +R Super head  as a  complete kit for your GPX 150 engines.
Takegawa +R Super Head GPX moto 160cc Crate Engine
Our Price: $739.99
Our Price: $620.00
Easiest power available. Let the Takegawa +R super head transform your engine KLX engine or GPX 150 into a fire breathing monster.

Kit includes everyone in the picture shown above.
This engine is as powerful as they get!
GPX moto 150cc Crate Engine Lifan 150cc Engine
Our Price: $580.00
Our Price: $449.99
Bolt it into you CRF 50 or 70! 150cc at a great price.
GPX moto 125cc Crate Engine TB Race Head V2
Our Price: $395.00
Our Price: $369.00
Complete bolt on motor kit, includes motor, carb, cdi, coil. This new high output race head from Honda Trail Bikes is roller rocker arms to help flow and increase power all over.
TB 165 Big Bore Kit for GPX 150x 53mm GPX/YX 150 crank
Our Price: $194.95
Our Price: $99.99
165 Big Bore Kit Built special for GPX 150 (KLX type head).  A 63mm KLX cylinder and pistons have been machined so no case boring or other modifications necessary bolt on and go! Add an FMF 4.1 with this kit and pick a few extra horsepower.

Kit includes all top end gaskets necessary as well as cylinder, piston and rings.
Replacement crank for your GPX/YX 150cc motors.
GPX 150/160 Gear stacks Shift Drum
Our Price: $99.99
Our Price: $79.95
Carbon Fiber Ignition Cover Trail bikes Race Cam
Our Price: $75.00
Our Price: $64.99
Shave some weight off  any honda 50 style motor with a Carbon Fiber Ignition Cover. Available with Pitster Pro logo, GPX Logo or Plain Unleash the power in your GPX 140x motor or Lifan Big Valve Head with a Trail bikes race cam. The cam provides easy bolt on power with its aggressive lift and duration without sacrificing low end torque.
Dress-up Kit 60mm Piston and Rings
Our Price: $59.99
Our Price: $55.00
Add the finsihing touch to your bike with a billet dress up kit. Available in Blue, Red, Grey and Silver. Engine dress up fits GPX 125, 140's and most other import engines. These valve covers are the screw on type. 60mm replacement piston and rings for your GPX 150 or 160.
Billet Oil Cooler Ignition Cover
Our Price: $49.99
Our Price: $49.99
Will fit GPX motors (can be used with 150 and 160 but new lines are required), lifan, jailing and most other import motors. Keep your bike looking good and running strong by keeping dirt and debris off your ignition.
HD Alloy Skid Plate Start Assembly 150 and 140
Our Price: $49.95
Our Price: $49.95
Alloy HD skid plates for your 125, 140, 150 or 160 GPX Engines. Skid fits most CRF style engines.
GPX 140 Engine Case Left engine case 125 and 140
Our Price: $45.00
Our Price: $45.00
Need a new engine case? Pick one up today so you can get your machine rolling. This left side case will fit GPX 125/140, Jailing 125, and YX 125/140
Billet Kick Start Forger Kick Start
Our Price: $39.95
Our Price: $29.99
Add some more style with our CRF style billet kick start. We do not recommend using this kickstarter with high compression engines. Recommended use is for 125cc or lower engines. Our new forged kick starter adds strength for those high compression engines.