Twin Cam Power Packages

Our Bolt-On Big Bore kits for Harley-Davidson® Twin Cam engines have not only proven themselves on the dyno but in the real world also! 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!

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.

98 cid
Power Packages

Throttle body, lifters and roller rocker arms not included.
Precision™ EMS Kit is not included with 99-01 models.

Twin Cam 98 cid Power Package - gear drive photo

Stage 2 Bolt-On Engine Kit - 98" with a hotter cam for 105-107+ rwhp and 110-115 lb/ft of rwtq!* Completely pump gas friendly and easy on the wallet!

Stage 3 Bolt-On Engine Kit - 98" of Whoop Ass! Look for rwhp and tq numbers headed towards 120!* What a deal!

When ordering call us at 866-892-2109 to clear up any questions and provide us with details about your bike. This will aid us in giving you proper porting. Our sales staff will also follow up online orders with a phone call to make sure everything goes smoothly for you.

*Your results may vary.

Available for both Gear Drive and Chain Drive!

Buy Online or Call today toll-free 1-866-892-2109!
GEAR DRIVE PACKAGES
Gear drive Power Package photo
99-06 Twin Cam Stage 2 98" Package
Specify either Touring or Softail/Dyna
Customer supplied cylinder heads
Throttle Body, roller rocker arms, lifters not included
  • TC Stage 2 Cylinder Heads
  • 98" Revolution Cylinders
  • Gear Drive Cams - specific cam depends on your model bike
  • 99-06 Full Gear Set
  • Gear Drive Install Kit
  • Precision™ EMS Kit (not included with 99-01 models, price adjusted accordingly)
  • 99-up TC Adjustable Pushrods
  • Twin Cam Quick Install Lower Tubes
  • 99-up Twin Cam Top End Gasket Kit
 Black Highlight, Black or Silver
Model #1090-001
$3640.71
Enter Store link
Twin Cam 98 cid Stage 3 Power Package photo
99-06 Twin Cam Stage 3 98" Package
Specify either Touring or Softail/Dyna
Customer supplied cylinder heads
Throttle Body, roller rocker arms, lifters not included
  • TC Stage 3 cylinder head porting
  • 98" Revolution Cylinders
  • Gear Drive Cams - specific cam depends on your model bike
  • 99-06 Full Gear Set
  • Gear Drive Install Kit
  • Precision™ EMS Kit (not included with 99-01 models, price adjusted accordingly)
  • 99-up TC Adjustable Pushrods
  • Twin Cam Quik Install Lower Tubes
  • 99-up Twin Cam Top End Gasket Kit
 Black Highlight, Black or Silver
Model #1090-002
$3890.71
Enter Store link
CHAIN DRIVE KITS
Gear drive Power Package photo
99-06 Twin Cam Stage 2 98" Package
Specify either Touring or Softail/Dyna
Customer supplied cylinder heads
Throttle Body, roller rocker arms, lifters not included
  • TC Stage 2 Cylinder Heads
  • 98" Revolution Cylinders
  • Chain Drive Conversion Cams - specific cam depends on your model bike
  • Chain Drive Conversion Kit
  • Precision™ EMS Kit (not included with 99-01 models, price adjusted accordingly)
  • 99-up TC Adjustable Pushrods
  • Twin Cam Quick Install Lower Tubes
  • 99-up Twin Cam Top End Gasket Kit
 Black Highlight, Black or Silver
Model #1090-001
$3598.74
Enter Store link
Twin Cam 98 cid stage 3 Power Package - chain drive photo
99-06 Twin Cam Stage 3 98" Package
Specify either Touring or Softail/Dyna
Customer supplied cylinder heads
Throttle Body, roller rocker arms, lifters not included
  • TC Stage 3 cylinder head porting
  • 98" Revolution Cylinders
  • Chain Drive Conversion Cams - specific cam depends on your model bike
  • Chain Drive Conversion Kit
  • Precision™ EMS Kit (not included with 99-01 models, price adjusted accordingly)
  • 99-up TC Adjustable Pushrods
  • Twin Cam Quik Install Lower Tubes
  • 99-up Twin Cam Top End Gasket Kit
 Black Highlight, Black or Silver
Model #1090-002
$3848.74
Enter Store link