ATVA Schoolboy Jr. Open – 300cc Big Bore/Stroker Engine Kits

Max Power has been refining our big bore and long-rod stroker engine packages for the ATVA National Schoolboy Jr. Open class.   Most of them are smaller bores with basically the same bottom end configurations as our previously tested kits with …

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RMZ 276 Stealth Big Bore

Please call to order 608-842-0680 Availability: In stock. Regular Price: $1,025.00 Special Price: $895.00   Quick Overview RM-Z 276 STEALTH Specifications:Fits 2004 – Current RMZ 250   Choose option: We modify your cylinder Exchange cylinder: $ 75.00 “Bolt on”...

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RMZ 300cc Stealth Big Bore / Long Rod Stroker

Please call to order 608-842-0680 Availability: In stock. Regular Price: $2,270.00 Special Price: $1,695.00   Quick Overview For: 2004-Current RMZ250   Product Description For: 2004-Current RMZ250 Includes: Cylinder: Install forged Aluminum sleeve, and plate with Ceramic Nickel Bore coating. Crankshaft:...

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RMZ 315 Ice Cube Big Bore/Stroker

Please call to order 608-842-0680 Availability: In stock. Regular Price: $2,750.00 Special Price: $1,695.00   Quick Overview RMZ 315 STEALTH Specifications: Fits 2004 – 2008 RMZ 250   Choose option: “Bolt on” – Includes cylinder and crankshaft Installed and Blueprinted:...

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RM-Z 277 Stealth Big Bore/Stroker

Please call to order 608-842-0680 Availability: In stock. $1,999.00   Quick Overview RM-Z 277 STEALTH Specifications: Fits 2004 – 2006 RM-Z 250   Choose option: Exchange cylinder and crankshaft “Bolt on” – Includes cylinder and crankshaft: $ 151.00 Installed and...

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RM-Z 276 Ice Cube Big Bore

Please call to order 608-842-0680 Availability: In stock. Regular Price: $999.00 Special Price: $749.00   Quick Overview RM-Z 276 ICE CUBE Specifications: Fits 2004 – 2008 RM-Z 250   Choose option: “Bolt on” – Includes cylinder Installed and Blueprinted: $...

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RM-Z 270 Stealth Big Bore

Please call to order 608-842-0680 Availability: In stock. $550.00   Quick Overview RM-Z 270 STEALTH Specifications: Fits 2004 – 2006 RM-Z250   Choose option: “Bolt on” – Includes cylinder Installed and Blueprinted: $ 300.00   Product Description Bore: Yes Stroke:...

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RM-Z 262 Stealth Big Bore

Please call to order 608-842-0680 Availability: In stock. $549.00   Quick Overview RM-Z 262 STEALTH Specifications: Fits 2004 – Current RM-Z 250   Choose option: We modify your cylinder Exchange cylinder: $ 201.00 “Bolt on” – Includes cylinder: $...

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