Camshafts YFM660R 01-05 Yamaha, Hotcams 4011-1, Raptor 660 5LP-12170-00-00

Hot Cams Stage 1 Cam - 40111 HOTCAMS 4011-1,  

YAMAHA YFM660R Raptor 2001 - 2005,

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 Provides exceptional increase in mid-range and top-end power Use stock valve springs.

INTAKE LIFT: 8.5mm

INTAKE DURATION(@1mm): 254 degrees EXHAUST LIFT: 9.4mm EXHAUST DURATION(@1mm): 246 degrees

Part No. 56-C314

Cross reference numbers ONLY.
HOT CAMS 40111, 4011-1,

Technical Specifications:

Exhaust Duration (Degrees at 1mm):

246.00

Exhaust Lift (mm):

9.40

Exhaust Lobe Center (Degrees):

106.00

Exhaust Valve Lash (mm):

.25

Intake Duration (Degrees at 1mm):

254.00

Intake Lift (mm):

8.50

Intake Lobe Center (Degrees):

106.00

Intake Valve Lash (mm):

.20

Shim Kit: