Skip to content Skip to navigation Skip to footer
Shop by Vehicle
Shop by Vehicle
Showing products that fit your {{filters.model.selectedFullModelName}}

Showing products that fit your

{{filters.model.selectedFullModelName}}

This fits your {{filters.model.selectedFullModelName}}

This fits your

{{filters.model.selectedFullModelName}}

Please select your vehicle to easily find parts & accessories that fit. This assembly does not fit the selected vehicle. Please choose a different assembly.
This does not fit your {{filters.model.selectedFullModelName}}
|

This does not fit your

{{filters.model.selectedFullModelName}}

Find What Fits Your Vehicle

{{filters.model.selectedFullModelName}}

Log in to your Polaris account to add a vehicle to My Garage to make finding the right products fast and easy.
  • Select My Garage from the Account Menu
  • Click Add a Vehicle
  • Enter your VIN and click Find to add a vehicle to My Garage
Log In Create Account
Select a vehicle from My Garage to find products made for your specific vehicle.
Adding a vehicle to your account using a VIN makes finding the right products fast and easy.

Thunderstroke® Stage 3 116 ci Big Bore Kit

Item # 2884322
$2,999.99 USD
Available At Dealer Only

Description

This Thunderstroke® Stage 3 116 ci Big Bore Kit delivers approximately 20% more horsepower than a stock 111 ci engine along with significantly improved throttle response and proven reliability and ride quality. This kit is also an outstanding performance value as it contains fewer components than earlier Stage 3 kits. Dealer installation is required, as your dealer will replace several internal engine components with high-performance Stage 3 equipment. The dealer will also upload revamped fuel mapping to tune the Stage 3 116 ci engine for optimal performance.

Overview & Specs

  • Delivers approximately 20% more horsepower than stock 111-ci engine and dramatically improved throttle response
  • Improves performance with no compromise of the engine’s proven reliability and ride quality
  • Converts Thunderstroke® 111 into high-performance 116-ci displacement engine
  • Instant acceleration and incredibly responsive throttle
  • Dealer installation required; dealer will install Stage 3 kit’s high-performance internal engine components
  • Dealer will also upload revamped Stage 3 fuel mapping to tune engine for peak performance
  • Requires Stage 1 Exhaust and Performance Air Intake (each sold separately)
Care And Cleaning Please see your Indian Motorcycle Rider's Manual for specific cleaning and maintenance instructions.
Warranty Warranty Information
LTL This item ships freight shipping only, and will require an appointment for delivery.

Designed to Fit

IND
  • 2021 Vintage Dark Horse
  • 2020-2021 Indian Vintage
  • 2020 Springfield
  • 2020 Indian Chief Dark Horse
  • 2020 Chieftain Classic
  • 2020 Chieftain
California residents: WARNING