Buell 1200 Performance Kits

Tired of the headache of trying to piece together engine packages that may or may not work the way you planned? We have done the research for you and even packaged the proper components at significant savings over buying them separately! Each of these kits has not only proven itself on the dyno but in the real world also!

For the really BIG horsepower numbers, Stage 3 kits are available in bigger bore sizes. These kits are custom tailored to your needs and budget so call for details

Bolt-On Big
Bore Kits
XL/Buell Bolt-On Big Bore Kit photo

All Revolution™ cylinder and piston kits come complete with our one piece, all aerospace grade aluminum nickel-silicon carbide plated bore cylinders, complete forged piston kit and head and base gasket kit! Our industry leading lifetime warranty applies to all our cylinders! Now come and get’m!

**Please note that compression may vary depending on the combustion chamber volume of your cylinder heads.**

Buy these in our online store.

Description Contents Styles Price (U.S.) Buy Now
Bolt-on big bore kit, 1250cc (use with Lightning heads) 3-9/16 bore Revolution cylinders 10.5:1 dome forged pistons (dome volume 7cc), pins, clips, rings head & base gaskets
(USING THUNDERSTROM HEADS)
Black Highlight 201-502W
Black 201-503W
Silver 201-501W
$999.95 Enter Store link
Bolt-on big bore kit, 1250cc (use with XLH1200 heads) 3-9/16 bore Revolution cylinders 10.5:1 forged Flat top pistons, pins, clips, rings head & base gaskets
(USING XL STYLE HEADS WITH A 60cc Chamber)
Black Highlight 201-402W
Black 201-403W
Silver 201-401W
$999.95 Enter Store link
Bolt-on big bore kit, 1250cc (use with XLH883 heads) 3-9/16 bore Revolution cylinders forged dish pistons, pins, clips, rings head & base gaskets
(USING 883 CYLINDER HEADS)
Black Highlight 201-414W
Black 201-415W
Silver 201-416W
$999.95 Enter Store link
Monster Big Bore Kits XL/Buell Monster Big Bore Kits photo
All require case boring.

Buy these in the new online store.
Description Contents Styles Price (U.S.) Buy Now
88" Big bore kit, 1430cc (use with Thunderstorm heads) (CASE BORING REQUIRED) 3-13/16" bore Revolution cylinders 10.5:1 forged pistons (reverse dome only), pins, clips, rings head and base gaskets Black Highlight 201-505
Black 201-506
Silver 201-504
$999.95 Enter Store link
90" Big bore kit, 1474cc (use with Thunderstorm heads) (CASE BORING REQUIRED) 3-7/8" bore Revolution cylinders 10.5:1 forged pistons, pins, clips, rings head and base gaskets Black Highlight 201-511
Black 201-508
Silver 201-510
$999.95 Enter Store link
Power Packages  
Throttle body not included.
Description Contents Cylinder Styles Price (U.S.)
Buell 99-01 Stage 2 Injected Engine Kit, 1250cc (use with Thunderstorm heads)
  • 3-9/16 bore Revolution cylinders
  • 10.5:1 pistons, pins, clips, rings
  • 1.85 Cylinder Head prep
  • Complete Top End Gasket Set
  • Matching Street Performance Camshafts
  • Chromoloy Adjustable Pushrods
Black Highlight, Black or Silver $2391.95
Buell 99-01 Stage 2 Injected Engine Kit, 90"
  • 3-7/8" bore Revolution cylinders
  • 10.5:1 forged pistons, pins, clips, rings
  • head and base gaskets
  • 1.85 Cylinder Head prep
  • Complete Top End Gasket Set
  • Matching Street Performance Camshafts
  • Chromoloy Adjustable Pushrods
Black Highlight, Black or Silver $2391.95
Buell 99-01 Stage 3 Injected Engine Kit, 1250cc (use with Thunderstorm heads)
  • 3-9/16 bore Revolution cylinders
  • 10.5:1 pistons, pins, clips, rings
  • 1.9 Cylinder Head prep
  • Complete Top End Gasket Set
  • RP610 Camshafts
  • Chromoly Adjustable Pushrods
Black Highlight, Black or Silver $2628.95
Stage 2 Carb Engine Kit, 1250cc (use with Thunderstorm heads)
  • 3-9/16 bore Revolution cylinders
  • 10.5:1 pistons, pins, clips, rings
  • 1.85 Cylinder Head prep
  • Complete Top End Gasket Set
  • Matching Street Performance Camshafts
  • Chromoloy Adjustable Pushrods
  • Mikuni HSR42 Flatslide
Black Highlight, Black or Silver $2750.95
Stage 3 Carb Engine Kit, 1250cc (use with Thunderstorm heads)
  • 3-9/16 bore Revolution cylinders
  • 10.5:1 pistons, pins, clips, rings
  • 1.9 Cylinder Head prep
  • Complete Top End Gasket Set
  • RP610 Camshafts
  • Chromoly Adjustable Pushrods
  • Mikuni HSR42 Flatslide
Black Highlight, Black or Silver $3941.00
Stage 3 Injected Engine Kit, 90" - (CASE BORING REQUIRED)
  • 3-7/8" bore Revolution cylinders
  • 10.5:1 forged pistons, pins, clips, rings
  • head and base gaskets
  • 1.9 Cylinder Head prep
  • Complete Top End Gasket Set
  • RP610 Camshafts
  • Chromoly Adjustable Pushrods
Black Highlight, Black or Silver $3582.00