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HOME » 131 Speed Shop Kit

Revolution Performance 131" Speed Shop Kit


  • Fits 1999-2017 Twin Cam style motorcycles
  • Revolution Performance 131" monster big bore kit 11.7:1cr with 84cc chamber
  • Revolution Performance Stage 3 CNC cylinder head service (fully ported, larger valves, .675 lift Dual Coil Spring kit)
  • New 4.625" Stroker Flywheel Assembly
  • Upgraded Performance Cam Shaft
  • New Roller Rocker Arms
  • Smith Brothers Adjustable pushrods with tubes
  • Feuling Performance Cam Chest Components (Cam Plate, Oil Pump, Tensioners, and Bearings)
  • Cometic Cpm[;ete Gasket Kit
  • Upgraded Cylinder Studs
  • Break-In Engine Oil
  • Crankshaft Services (Balance, True, Plug and Weld with H-Beam Connecting Rod Upgrade)
  • Complete crankcase services which includes (Case Boring, Timken Convesrion, All new bearings and assembly)

Optional In-House Assembly and Services

  • Revolution Performance Complete Top-End Engine Assembly Service $472.95
  • Revolution Performance Complete Crate Engine Assembly Service $819.95
  • Revolution Performance Complete Crate Engine Assembly Service and Chassis Installation $1,249.95
  • Revolution Performance Crankshaft/Crankcase Services $459.00
  • Revolution Performance Dyno Tuning Services $299.00

***Note: Any additional parts, repairs or services will incure additional costs***

***Note: Complete engine shipping assistance available, please call for options***

For questions on additional upgrades to our Speed Shop Kits, please contact our sales technicians directly at: 1-866-892-2109 M-F 8:30 AM. - 5:00 PM. CST.

Millennium Technologies Family of Companies logo Powersports Products & Services:
Millennium Technologies Cylinder Services website link Ballistic Performance Components website link