7841 Morrison St. · Morrisonville WI 53571 · 608-842-0680

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RM265 Big Bore

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RM265 Big Bore

Please call to order 608-842-0680

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Availability: In stock.

Regular Price: $950.00

Special Price: $695.00

Quick Overview

RM265 Specifications:

Fits 1996-2007 RM250

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Regular Price: $950.00

Special Price: $695.00

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Product Description

Bore: Yes
Stroke: No
Actual Displacement = 265.34cc

Engine Modifications Required:
Cylinder: Bore, Port and Replate with Apticote 2000 ceramic bore coating.
Power Valves: Machined to match big bore ports.
Head: Rechamber to work with the Big Bore piston. 100 octane suggested for most conditions.
Crankshaft: No crank mods required.
Crankcase: No crankcase mods required.
Blueprint: Calculate deck height, squish clearance, trapped volume, port timing and compression ratio and list on your perminant Spec-Sheet. (Some operations with install only)

Notes: This kit requires you to send us your cylinder, head, and powervalves for modification.

Notes: Core parts subject to inspection before credits will be issued.
 


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