Camshafts are sometimes an enigma. Picking a cam that is the RIGHT cam for your project is critical to the end result you are looking for. We combine real world data with state of the art cam evaluation software to help the customer make the right decision the FIRST time. If you are not sure which grind is appropriate for your application, please don’t hesitate to call and speak with one of our techs. They will spend all the time it takes to insure that your end result is what you were expecting!

Installation requires careful checking of various clearances as well as valve springs that are appropriate for the application. We highly recommend roller tip rocker arms for cam lifts above .550".

Gear Drive Cams
For the high performance Twin Cam these days the hot set up is gear drive! The advantages in durability, cam profile flexibility, and reduced friction are substantial. *91-99 cam sets can be installed in an 00-up motor by changing the pinion gear—use part number 11-2405891. ** 00-up cam sets can be installed in a 91-99 motor by changing the pinion gear—use part number 11-2404700. Red Shift grinds can be fitted onto your cam gears at significant savings, call for details. Buy these in the new online store.
Application Timing @ .053" Duration @ .053" Lift Part Number (cams only) Price (U.S.) Buy Now T-Man Performance TR-525C chain drive bolt-in Cam, no head work required. Works well at 9.1 to 9.5 compression. A very good combination with flat top pistons and stock heads. Horsepower and torque increase with smooth ride. I: 19/99/37 E: 41/102/17 236 238 .525 .525 418-005-7-1 $315.00 T-Man Performance TR-590G is specifically designed for 103" to 124" motors but works well in 95" motors with higher compression (10.6 to 10.8). This cam yields a torque band starting at 2000 to 5200 rpms and is capable of exceeding 130 horsepower with proper components. What makes this cam so popular is it’s rideability and ability to make the number! Specify your year bike and gear/chain when ordering. I: 22/101/44 E: 48/104/20 246 248 .590 .590 418-005-4-2 418-005-4-1 $345.00 chain: $315.00 T-Man Performance TR-625G. This new grind is a Hot Rod Cam for 95" to 113" motors. This cam was designed for 95" B-Style motors but has shown to perform well in 95" to 113" A-Style motors. Developed to make the power sooner in the torque band while still making power past 6200 rpm. 95" motors have produced 115 hp and 110 ft. lb torque while 103" have produced 125 hp and 120 ft. lb torque. Torque band begins at 2000 to 2500 rpm. Specify your year bike and gear/chain when ordering. I: 23/99/41 E: 45/102/21 244 246 .625 .625 418-005-6-4 418-005-6-2 $345.00 chain: $315.00 T-Man Performance TR-650G is is the cam of preference for motors from 113" to 131". This cam is featured in all of our JIM’s motors. It has proven to be the most consistent performing cam in big motors while yielding over 145 hp and 145 ft. lb torque. This cam also yields over 125 hp in our high-output 95" kit. What makes this cam so popular is its rideability throughout the torque band. Specify your year bike and gear/chain when ordering. I: 26/103/52 E: 56/106/24 258 260 .650 .650 418-005-3-2 99-06 TC: $369.00 06Dyna/ 07Gear: $345.00 chain: $315.00 T-Man Performance TR-725G is the Daddy Rat of the Street Performance Cam Shafts. For the ultimate build, this cam requires higher compression ratios (11.5+) to reap its benefits. We strongly suggest talking to your engine builder to make sure this is the right cam for your combination. Designed to run with T-Man or comparable valve spring packs. This is a BRUTAL street performance cam that will run on pump gas. Specify your year bike when ordering. I: 30/106/62 E: 64/108/28 272 272 .725 .725 418-005-5-2 99-06 TC: $450.00 06Dyna/ 07Gear: $345.00 T-Man Performance TR-790G is designed for Race Use but has been used in street applications. Not available through the online store – call 1-866-892-2109 to order. I: 29/112/73 E: 78/116/26 282 284 .790 .790 418-005-2-2 $450.00 Gear drive set, full       418-009-1-3 $426.00 Installation kit, gear drive, gasket & bearings       418-010-2 $29.00 Other brands such as Andrews, Woods and S&S are available. Call us at 1-866-892-2109 for details!