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The Big Gun EVO Utility Series was designed to deliver raw horsepower and torque gains for utility ATVs and UTVs.All Utility slip-on and full systems are made from .049 stainless steel tubing an an aluminum muffler canister, the Big Gun Utility exhaust...

Increases horsepower and throttle responseInstalls in minutesThird generation technologyNo computer needed to adjust EFIPlug-in technology (Does not interfere with stock ECU map)Integrated faceplate buttons provide easy adjustmentHighly recommended for...

Designed for machines with 28in. or larger tiresHelps restore power loss due to addition of larger tiresAllows for easier turning of larger tires in the mudBetter low end power and torqueQuicker backshift which results in crisp throttle responseReduces...

All pistons are heat treated with a T-5 hardening and tempering cycleAll piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston lifeCast piston kits are gravity cast aluminum alloy (not...

All pistons are heat treated with a T-5 hardening and tempering cycleAll piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston lifeCast piston kits are gravity cast aluminum alloy (not...

All pistons are heat treated with a T-5 hardening and tempering cycleAll piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston lifeCast piston kits are gravity cast aluminum alloy (not...

Stage 3: single-cam motorSpecifically designed for Hot Rods big bore/stroker kitNot for stock displacementRequires Hot Cams valve spring kit part number SKYFM660S2Uses stock auto-decompression mechanism

Stage 1: Dual cam engine.Intake and exhaust cams sold separately.No bottom-end loss with strong mid-range to top-end gains.Cam uses stock auto-decompression mechanism.Uses stock valve springs.

Kit contains stroker crankshaft, main bearing/seals and complete gasket set for complete installation+4mm strokeMakes 260cc with stock pistonImportant: Head Chamber area must be machined 2mm deeper to accept longer stroke crankFor 1987 - 1989 Honda TRX...

All pistons are heat treated with a T-5 hardening and tempering cycleAll piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston lifeCast piston kits are gravity cast aluminum alloy (not...

All new assembly sold complete with Hot Rods connecting rodFactory assembled and trued to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performanceReady for installationCrankshaft is completely rebuildable with genuine Hot Rods...

All new assembly sold complete with Hot Rods connecting rodFactory assembled and trued to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performanceReady for installationCrankshaft is completely rebuildable with genuine Hot Rods...