Cam arm/Clutch Weights

Available in 50 and 60 gram base with the capability of adding 32 grams per arm for adjustment. This design allows the option of adding large quantity of weight to three different areas on both sides of the cam arm to create the shifting characteristics...

Tungsten Washer - 7 grams each      

Qty 1 .570 wide Replacement bushing for the STM Supertip cam arm . will require reaming after press  Fits  STM  Supertip Yamaha Y, YS, YX and YXE style cam arms that fit the stock 8mm pins.  (Ream after press .316 reamer is...

Replacement 1st stage arm for the STM dual stage clutch.  These Cam Arms are not recommended at RPM ranges above 9000 RPM  Includes: 1 arm 1 new bushing.

Fastner kit comes with the following hardware:Supplied per arm: 2   - 7 gram tungsten inserts  15 - 1 gram washers  4   - O-rings  12  - M3 x 6 long screws  2  - set screws  Supplied per kit...

  These SUPERTIP Cam Arms are not recommended at RPM ranges above 9000 RPM  Our fastener kit comes with the following hardware; Qty supplied per arm  2  -  Tungsten Inserts - 7 grams  18 - Washers - 1 gram...

Available in 50, 60 and 72 gram increments with the capability of adding 32 grams per arm for adjustment. This design allows the option of adding large quantity of weight to three different areas on both sides of the cam arm to create the shifting...

Sold individually. **Updated part# from 37 BU Replacement bushings for the STM Supertip weights. This bushing will be required when running the 1/4" pins.  Use on 40, 50, and 60 gram weights for 1/4" pins.

Replacements for spiders that came with these HD arms. Arms are sold individually and come with bushing already installed. HD 1st stage M5 fastener kit required with these arms and is sold separately.  These Cam Arms are not recommended at...

30 - 1 gram washers for STM Super Tip Cam Arms 

Made specifically for higher engagement aggressive drag racing applications. Made with a healthy engagement notch. The notched arms were designed for the Rage primary and will also fit Arctic Cat fixed pin primaries and have a set screw...

Fastner kit comes with the following hardware:Supplied per arm: 2   - 7 gram tungsten inserts  15 - 1 gram washers  4   - O-rings  12  - M3 x 6 long screws  2  - set screws  Supplied per kit...