Barn of Parts Sled Salvage LLC

Soft Start Clutching
For all 3 & 4 cylinder sleds: Apex, Vector, Rage, Attak, Venture, Nytro & SR Viper
This spring is a very simple upgrade and well worth the money. The factory clutch spring in the primary clutch engages at a rather high rpm which results in somewhat of a "launch" when it grabs the belt. The soft start clutch spring we are selling lowers the clutch engagement dramatically and allows for smooth throttle transitions and eliminates the "launch" feel. Extremely handy when loading trailers and backing up.
We've tested this spring in the Apex, Vector, Nytro and SR Viper with very positive results. No loss of performance and top end. While we didn't check MPG, we've had several customers inform us of fuel mileage gains after installing the spring.
Sell Price is $35
Yamaha 4 Stroke Snowmobile Specialists
Yamaha 4 Stroke Snowmobile Specialists
- Home
- Used Part Inventory
- Contact Us
- About
- How to Order Parts
- Online Store
- Rider Alert Device (RAD)
- Blog...updated 3/2/23
- Kimpex & WPS Catalogs
- Aftermarket Goodies 12/14/22
- Engine Inventory 1/15/23
- Whole Sled for Sale 1/15/23
- DMC Gear ....Service Update
- Driveshaft Repair Bearing..New
- MPS for Skidoo...New
- Fuel & Cargo Racks...New
- GPS Mounting Plate...New
- Multi Rate Big Boy Spring...NEW
- Sidewinder Radiator Kit...New
- MPS - Power Steering... New
- Manual Reverse Lever
- Billet Axle Holders 14-18
- 4th Wheel Kit SR Models
- Solid Axle 4 Wheel Kit
- Drop Bracket Repair Kit
- Roll Over Valve Bypass
- Upper Wheel Puller
- Driveshaft Saver
- EXUP Cable Delete
- Chain Tensioner Bolt
- Single Shot Relay Rods
- Front Tunnel Saver
- Phazer Harness Saver
- Seat Concepts/WRP Seats
- Procross Cargo Mount
- Ice Scratchers & Mounts
- Fuel Caddy & Cargo
- Oil Tank Gasket
- Center Shock Cross Shaft
- Snow Tracker Skags
- Rear Tunnel Savers
- Build Your Own Linq
- Torsion Block Relocate
- Camso 7" Wide Skis
- Yamaha Single Keel Ski
- Intercooler Guard
- Coolant Hose Saver
- Key Switch Relocate
- 4th Wheel Kits Japan Models
- Copper Exhaust Gaskets/Donuts
- No Freeze Relay
- Chaincase Protector
- Upper Cross Shaft Saver
- Belt Adjust/Change Tool
- Curve Skis
- Seat Screw
- Japan Throttle Kit
- Belly Pan Protector
- Viper Fuse Box Relocate Kit
- Skid Plates
- Nytro Steering Relocate
- Mono Shock Cable Delete
- FX Nytro Dual Fan Kit
- 13mm Sway Bars
- Torsion Spring Adjusters
- Bulkhead Saver/Repair Kit
- Oil Tank Saver
- Excell "X" Idler Wheels
- Snow Flap Plate
- Soft Start Clutching
- Mirror Kits
- Extrovert Track Drivers
- Rail Savers for 136" Mono
- Engine Saver I
- Headlight Repair kit
- Suspension Mounting Plates
- Home
- Used Part Inventory
- Contact Us
- About
- How to Order Parts
- Online Store
- Rider Alert Device (RAD)
- Blog...updated 3/2/23
- Kimpex & WPS Catalogs
- Aftermarket Goodies 12/14/22
- Engine Inventory 1/15/23
- Whole Sled for Sale 1/15/23
- DMC Gear ....Service Update
- Driveshaft Repair Bearing..New
- MPS for Skidoo...New
- Fuel & Cargo Racks...New
- GPS Mounting Plate...New
- Multi Rate Big Boy Spring...NEW
- Sidewinder Radiator Kit...New
- MPS - Power Steering... New
- Manual Reverse Lever
- Billet Axle Holders 14-18
- 4th Wheel Kit SR Models
- Solid Axle 4 Wheel Kit
- Drop Bracket Repair Kit
- Roll Over Valve Bypass
- Upper Wheel Puller
- Driveshaft Saver
- EXUP Cable Delete
- Chain Tensioner Bolt
- Single Shot Relay Rods
- Front Tunnel Saver
- Phazer Harness Saver
- Seat Concepts/WRP Seats
- Procross Cargo Mount
- Ice Scratchers & Mounts
- Fuel Caddy & Cargo
- Oil Tank Gasket
- Center Shock Cross Shaft
- Snow Tracker Skags
- Rear Tunnel Savers
- Build Your Own Linq
- Torsion Block Relocate
- Camso 7" Wide Skis
- Yamaha Single Keel Ski
- Intercooler Guard
- Coolant Hose Saver
- Key Switch Relocate
- 4th Wheel Kits Japan Models
- Copper Exhaust Gaskets/Donuts
- No Freeze Relay
- Chaincase Protector
- Upper Cross Shaft Saver
- Belt Adjust/Change Tool
- Curve Skis
- Seat Screw
- Japan Throttle Kit
- Belly Pan Protector
- Viper Fuse Box Relocate Kit
- Skid Plates
- Nytro Steering Relocate
- Mono Shock Cable Delete
- FX Nytro Dual Fan Kit
- 13mm Sway Bars
- Torsion Spring Adjusters
- Bulkhead Saver/Repair Kit
- Oil Tank Saver
- Excell "X" Idler Wheels
- Snow Flap Plate
- Soft Start Clutching
- Mirror Kits
- Extrovert Track Drivers
- Rail Savers for 136" Mono
- Engine Saver I
- Headlight Repair kit
- Suspension Mounting Plates