Part No. 56-C331.IN.STG1 (oro2u.com)
YAMAHA YZF450 YZ450F 2010 - 2013,
Hot Cams Stage 1 Cam - 41631IN
Extract maximum performance from your engine Hot Cams provide increased intake and exhaust duration for improved breathability and more horsepower

Provides significantly more mid-range punch and top-end speed for most models Core trade-in not required so you can keep the original camshaft Compatible with most models stock valve springs and rockers Adjustable cam sprockets come with some models
Cam Description: Intake. THIS IS THE CAM SET THAT WILL SUIT MOST RIDERS IN MOST RIDING SITUATIONS. Provide increased

low-mid rpm torque up to 9000 rpm and improved peak torque with a no loss at high rpm. Throttle response is also improved. FI remapping is not required but may further improve overall performance.