Wiseco CK148 Forged Piston Kit Bore CR - 69mm 13.5 1 636cc

The Wiseco CK148 is a high-performance forged piston kit engineered for the Suzuki GSX-R600, delivering a 69.0mm bore (+2mm oversize), 13.5:1 compression ratio, and a total displacement of 636cc. Designed for riders who demand more from their engine, this kit provides the durability and precision needed for high-performance street and track applications. A head gasket is included.

Key Features:

• Dedicated aerospace alloy forgings provide a superior strength-to-weight ratio compared to cast pistons
• Optimized dome geometry designed for improved flame travel and efficient combustion
• Precision skirt shape and profile engineered for stability and smooth operation within the cylinder bore
• Application-specific installed clearance calibrated to maximize power output, minimize wear, and ensure the best possible ring seal at operating temperature
• Forged construction — tougher and more durable than cast pistons, built to withstand the demands of high-performance motorsport use
• High-silicon, low-expansion aluminum alloy for superior strength, reduced weight, improved heat transfer, and extended service life
• CNC diamond-turned finish guarantees precise sizing with no variation

Kit Specifications:

• Bore: 69.0mm (+2mm oversize)
• Compression Ratio: 13.5:1
• Total Displacement: 636cc
• Includes: Forged piston(s), ring kit, alloy wrist pin, circlips, and head gasket

Wiseco forged pistons are compatible with cast iron, chrome, Nikasil, and boron composite cylinder bore compositions. Whether rebuilding a high-compression track bike or refreshing a performance street engine, the CK148 delivers the reliability and precision Wiseco is known for.