RAM 6.25" Billet Clutch
This unit is utilized by NHRA, and Australian Pro Stock teams, as well as many high rpm applications that range in horsepower of 1000 to 1600 hp.

It can be built as a twin disc or triple disc.

Custom setups including springs, and levers are available along with stock and custom dyno information.  We are able to supply applied pressure sheets that allow the user to know exactly how many lbs of force are being applied at every 100 rpm increment for every 1 gram of additional counter weight.  See our example Applied Pressure Sheet example HERE.
RAM 7" Billet Clutch
This unit is utilized by NHRA, and Australian Pro Stock teams, as well as many high rpm applications that range in horsepower of 1000 to 1600 hp.

It can be built as a twin disc or triple disc.

Custom setups including springs, and levers are available along with stock and custom dyno information.  We are able to supply applied pressure sheets that allow the user to know exactly how many lbs of force are being applied at every 100 rpm increment for every 1 gram of additional counter weight.  See our example Applied Pressure Sheet example HERE.

Black Magic Clutches currently offers 6 different lever types for this application to fine tune the setup to your exact application.  We now feature and ultra light lever for those applications of small cubic inch, light weight and high rpm that allow users to have a larger tuning window!
RAM 8" Billet Clutch
This unit is used in applications from 1000 hp as a twin disc to over 2000 as a triple disc. 

Custom setups including springs, and levers are available along with stock and custom dyno information.  We are able to supply applied pressure sheets that allow the user to know exactly how many lbs of force are being applied at every 100 rpm increment for every 1 gram of additional counter weight.  See our example Applied Pressure Sheet example HERE.

Black Magic Clutches currently offers 3 different custom lever types in addition to the stock Ram offerings for this application to fine tune the setup to your exact application.

Weight:  33-38 lbs.

Pressure:  0-1440, 420 base, 690 base, 900 base

Upgrade Options:  1, 2 or 3 disc, fixed or floating yoke, TMT coating on friction surfaces, bronze floaters, titanium cover, pressure ring, and/or flywheel

Splines:  1 3/16-18, 1 3/8-10
RAM 10" Billet Clutch
This unit is used in applications from around 1000 hp as a single disc to 1200-2200 as a dual and over 2000 as a triple disc. 

Custom setups including springs, and levers are available along with stock and custom dyno information.  We are able to supply applied pressure sheets that allow the user to know exactly how many lbs of force are being applied at every 100 rpm increment for every 1 gram of additional counter weight.  See our example Applied Pressure Sheet example HERE.

Black Magic Clutches currently offers 2 different custom lever types in addition to the stock Ram offerings for this application to fine tune the setup to your exact application.

Weight:  45-55 lbs.

Pressure:  0-1800, 420 base, 690 base, 900 base

Upgrade Options:  1, 2 or 3 disc, fixed or floating yoke, TMT coating on friction surfaces, bronze floaters, titanium cover, pressure ring, and/or flywheel

Splines:  1 3/8-10
RAM 11" Billet Clutch
Custom setups including springs, and levers are available along with stock and custom dyno information.  We are able to supply applied pressure sheets that allow the user to know exactly how many lbs of force are being applied at every 100 rpm increment for every 1 gram of additional counter weight.  See our example Applied Pressure Sheet example HERE.

Use: Pro Mod, Supercharged, Pro Outlaw classes

Weight:  62-71 lbs.

Pressure:  0-1800, 420 base, 690 base, 900 base

Upgrade Options:  1, 2 or 3 disc, fixed or floating yoke, Lockup levers, TMT coating on friction surfaces, bronze floaters, titanium cover, pressure ring, and/or flywheel

Splines:  1 3/8-10