Redline Performance Big Bore Kits are designed to provide more power across the entire range of RPM and provide even better throttle response. Make you sled scream with a big bore from Redline!
New for 2019 is the Redline Engine Performance Skidoo 850 G4 big bore kit, in two flavours.
Stage 1 Kit comes with all the mechanical you need to get going. We require your cylinders and head for core and modification. The Stage 1 Kit comes with the following:
- 912cc Big Bore piston kit.
- 912cc Bored Cylinders.
- A modified Cylinder Head.
- New modified Power Valves.
- All required gaskets.
- Wrist Pins and Bearings.
New for 2019 is the Redline Engine Performance Skidoo 850 G4 big bore kit, in two flavours: Stage 1 and Stage 2.
Stage 2: the Redline Engine Performance 912 Big Bore Stage 2 Kit comes with everything included in the Stage 1 Kit and adds a few extra components for a very powerful setup:
- 912cc Big Bore piston kit.
- 912cc Bored Cylinders.
- New modified Power Valves.
- Wrist pins and bearings
- All required gaskets.
- Jaws Performance Pipe (custom jaws pipe for Big Bore).
- Powder Freaks / Redline Engine Performance Setup Big Bore Head.
- Redline Engine Performance NA fuel controller, tuned for all elevations.
Use this search to find products specific to our list of supported brands: Arctic Cat, Polaris, Ski Doo, or Yamaha.
Looking for a specific type of product? Check out this search to explore our catalogue of products by category.
If you are looking for products for a specific snowmobile, find a list of products that are compatible.
Our goal at Redline Performance and Turbos is to provide the best quality products at the best possible value for our customers.
Though we are a small company, we go the extra length to exceed your support needs. We strive to answer the phone 24/7.
Call us from anywhere, even on the hill, and we will try to remotely help you tune or diagnose you machine.
We stand behind each and every product we build, install, or see. All of our products come with full warranty.
We will attend the backcountry to assist you in setting up your machine if you are having problems or need some tuning.
We love our industry and it shows! Our attitude is second to none. Give us a call or just stop by to chat about your machine or riding.
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