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CUSTOM PERFORMANCE ENGINES & ACCESSORIES

We also specialize in custom performance engine packages for many applications including go karts, mini bikes, lawnmowers, mud motors, golf carts or anything you need a performance engine for. Our brands include our Pro-Velocity induction and exhaust systems, Optimizer valvetrain systems and Torq-N-Rev cranks and rods

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2 Stage Header for 460cc Big Block Clone 2 Stage Header for 460cc Big Block Clone
List Price: $51.69
Our Price: $44.95
Sale Price: $40.46
2 Stage Header Honda GX390 2 Stage Header Honda GX390
List Price: $51.69
Our Price: $44.95
Sale Price: $40.46
570cc Big Block Racing Engine, Longblock, No Cam 570cc Big Block Racing Engine, Longblock, No Cam
List Price: $3,870.00
Our Price: $3,295.00
Hot Coil for Honda GX390 Big Block Clone Hot Coil for Honda GX390 Big Block Clone
List Price: $89.70
Our Price: $78.00
Sale Price: $70.20
Bullfrog Torq-N-Rev Big Block Billet Connecting Rod GX390 Bullfrog Torq-N-Rev Big Block Billet Connecting Rod GX390
List Price: $228.24
Our Price: $198.47
Sale Price: $178.62
Air Filter, Angled 4" Long x 2 7/16" ID Air Filter, Angled 4" Long x 2 7/16" ID
List Price: $17.19
Our Price: $14.95
Sale Price: $13.46
Air Filter, 10 Degree Angled 4" Length x 2 3/4" ID Air Filter, 10 Degree Angled 4" Length x 2 3/4" ID
List Price: $20.13
Our Price: $17.50
Sale Price: $15.75
High Performance Air Filter Kit for Honda GX390 w/Outerwears High Performance Air Filter Kit for Honda GX390 w/Outerwears
List Price: $79.24
Our Price: $68.90
Sale Price: $62.01
Billet Valve Cover, Honda GX390 Big Block w/Cooling Fins Billet Valve Cover, Honda GX390 Big Block w/Cooling Fins
List Price: $172.44
Our Price: $149.95
Sale Price: $134.96
Go Kart Throttle and Brake Pedal Set Go Kart Throttle and Brake Pedal Set
List Price: $18.34
Our Price: $15.95
Sale Price: $14.36