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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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Featured




Air Filter Adapter for Mikuni 38mm Super BN Carburetor Air Filter Adapter for Mikuni 38mm Super BN Carburetor
List Price: $38.95
Your Price $27.50
Sale Price: $19.95
Foam Air Pre-Filter Kit 3.5" ID x 5" Length (Pack of 5) Foam Air Pre-Filter Kit 3.5" ID x 5" Length (Pack of 5)
List Price: $28.69
Our Price: $24.95
Sale Price: $22.46
96mm Head Gasket for Big Block Engine (No Oil Feed Hole) 96mm Head Gasket for Big Block Engine (No Oil Feed Hole)
List Price: $28.69
Our Price: $24.95
Sale Price: $22.46
Copper Head Gasket, Predator 670cc 80mm x .032" Thick Copper Head Gasket, Predator 670cc 80mm x .032" Thick
List Price: $23.71
Our Price: $20.62
Sale Price: $18.56
Fuel Pump, Aftermarket Walbro Pulse Type Fuel Pump Fuel Pump, Aftermarket Walbro Pulse Type Fuel Pump
List Price: $11.44
Our Price: $9.95
Sale Price: $8.96
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
Stainless Steel Intake Valve for Honda GX390, 35mm Head Stainless Steel Intake Valve for Honda GX390, 35mm Head
List Price: $25.88
Our Price: $22.50
Sale Price: $20.25
Engine Mount, 440cc & 460cc Big Block, Top Mount Engine Mount, 440cc & 460cc Big Block, Top Mount
List Price: $68.94
Our Price: $59.95
Sale Price: $53.96
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
Ported and Polished Honda GX390 Aftermarket Cylinder Head Package Ported and Polished Honda GX390 Aftermarket Cylinder Head Package
List Price: $327.75
Our Price: $285.00
Sale Price: $256.50
Billet Intake Manifold, 38mm Super BN Carburetor to Honda GX390 Billet Intake Manifold, 38mm Super BN Carburetor to Honda GX390
List Price: $67.79
Our Price: $58.95
Sale Price: $53.06
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
Predator 212cc Air Filter and Carburetor Jet Kit Predator 212cc Air Filter and Carburetor Jet Kit
List Price: $67.79
Our Price: $58.95
Sale Price: $53.06
Stainless Steel Exhaust Valve 31mm Head for Honda GX390 Stainless Steel Exhaust Valve 31mm Head for Honda GX390
List Price: $25.88
Our Price: $22.50
Sale Price: $20.25
High Performance Air Filter Kit for Honda GX390 w/Outerwears High Performance Air Filter Kit for Honda GX390 w/Outerwears
List Price: $67.79
Our Price: $58.95
Sale Price: $53.06



New Products

Fuel Pump, High Performance Aluminum Body Pulse Fuel Pump
Our Price: $39.99
Crankcase Cover Gasket and ARP Bolt Kit Honda GX340, GX390
Our Price: $59.50
Keychain, Remove Before Flight
Our Price: $2.99
Crankcase Cover Gasket and ARP Bolt Kit 460cc 10 Bolt
Our Price: $59.50
Forged Piston Kit, 99mm Bore 1.100" Compression Height Big Block GX390
Our Price: $279.00