
Original: $346.00
-65%$346.00
$121.10The Story
Part No. 65-6329 (oro2u.com)
Item # 80-80654, High Performance Exhaust Spring Only,
YAMAHA YZF R1 2007-2008,
All KPMI valve springs are designed in house using sophisticated, proprietary design and simulation softwares, and drawing on over 70 years of design experience. Our
stress relief, and shot peening, allow us to supply you with the best valve springs in the world.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Part No. 65-6329 (oro2u.com)
Item # 80-80654, High Performance Exhaust Spring Only,
YAMAHA YZF R1 2007-2008,
All KPMI valve springs are designed in house using sophisticated, proprietary design and simulation softwares, and drawing on over 70 years of design experience. Our
stress relief, and shot peening, allow us to supply you with the best valve springs in the world.




















