P/N B2W-E16A0-V0-00, 1SL-E16A0-V0-00 and BHR-E16A0-V0-00
Developed with racers in mind that run AMA®-approved fuels, the GYTR High Compression Piston Kit boosts performance across the entire rpm range while maintaining impressive GYTR durability standards.
Ultra-strong forged bridge boxed design
Low friction two-ring design
DLC wrist pin
VP T4 or Pro 6 fuel recommended
YZ models are for closed-course use regardless of modification
P/N B7B-E16A0-V0-00 and 1SM-E16A0-T1-00
The GYTR High Compression Piston Kit provides a performance boost throughout the rpm range while maintaining a high level of durability. Machined valve pockets provide additional valve clearance when used with higher lift camshafts. The kit includes piston rings, piston pin, and clips (uses stock replacements). Requires use of minimum 100-octane racing fuel. Boosts engine
compression ratio to 14:1.
IMPORTANT for B2W-E16A0-V0-00, 1SL-E16A0-V0-00 and BHR-E16A0-V0-00:
The 2018 model YZ450F requires installation of an NGK® CR8E spark plug (CR8-E0000-00-00)
IMPORTANT for B7B-E16A0-V0-00, 1SM-E16A0-T1-00 :
For use on '14-'15 YZ250F models, you must replace stock oil nozzle with newer component (1SM-15155-10-00) for proper function of GYTR High Compression Piston
NOTE: This accessory is restricted to closed-course competition use.
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North Ridge Yamaha
5929 North Ridge West (Route 20)
Geneva, OH 44041-9665
Phone: (440) 466-2712