RST 800HP Twin Disc Clutch: Steel Flywheel: Mazda 13B/20B Rotary: 1-1/8 X 26: 125T: Aftermarket Transmission
Intended for the high horsepower street fan, the McLeod RST twin disc clutch kit is an economically priced twin disc clutch kit. Able to handle 800hp, this clutch can handle almost any horse-power you can throw at it and still remain street-able. Organic lined clutch discs will provide smooth engagement with a soft pedal effort to make this clutch kit ideal for the street only performance enthusiast. This unit is not intended for competition use! Look to our RXT and RXT HD for those applications. This series of clutch comes in 3 different configurations to best suit your needs. Adapter ring version. Another McLeod Racing exclusive. We build a twin disc clutch using a Patented Approved adapter ring to bolt to your supplied flywheel. Complete Unit with Dedicated Flywheel. No need to search for the clutch as one number and the flywheel as another number. McLeod Racing has you covered with one part number and a complete dedicated unit ready to plug and play. You have the choice of running a Billet Steel flywheel for your street applications or a Billet Aluminum flywheel for your track cars.
  • • Lighter than Stock Pedal Feel. • Organic Facings for Smooth Engagement. • Excellent Release Qualities. • Bolts to Most Flywheels. • Available with Aluminum or Steel Flywheel.

Application Summary:

Year Make/Model
1976-1978 Mazda Cosmo
1974-1977 Mazda Rotary Pickup
1975-1978 Mazda RX-3
1975-1978 Mazda RX-4
1979-1991 Mazda RX-7
1993-1995 Mazda RX-7
2004-2011 Mazda RX-8
Attributes
Additional Counter Weight Kit Required N/A
Alignment Tool Included Yes, Yes
Clutch Disc Quantity 2
Clutch Patterns RST/RXT Pattern
Clutch Usage Performance, Street/Strip
Country of Origin (Primary) US
Disc Diameter 9.687In.
Disc Diameter (in.) 9.688
Disc Material Organic, Organic
Disc Style Full Face, Full face
Emission Code Legal US
Engine 13b Rotary
Engine Balance Zero, Internal
Flywheel Included Yes, Yes
Flywheel Material Steel, Billet steel
Hardware Included Yes, Yes
Harmonized Tariff Code (Schedule B) 8708935000
Hazardous Material Code N
Horsepower Rating 800HP, 800
Hub Style Solid, Solid
Input Shaft Diameter (in.) 1.125
Input Spline Quantity 26
Life Cycle Status Code Available to Order
Make Mazda
NAFTA Preference Criterion Code B
Note Aftermarket Transmission
NOTE: CENTERBORE/CRANK BOSS: Because of standard variances in OEM and Aftermarket manufacturing tolerances, the flywheel to crankshaft boss fit may have variations from slip-fit to slight interference. Interference at the crankshaft “boss” can be corrected by heating the flywheel to temporarily to expand the center bore for correct mounting. Caution, flywheel will be hot, handle with care.
Notes Aftermarket Transmission
Number of Discs Double
Pilot Bushing Included No, No
Pilot Bushing Material N/A
Pressure Plate Style Diaphragm, Diaphragm
Quantity Sold as a kit., Sold as a kit.
Ring Gear Customer Supplies
Ring Gear Tooth Quantity 125-tooth, 125-tooth
SDR Required Flag N
SDS Sheet Number N/A
Spline 1-1/8 x 26
Throwout Bearing Included No, No
Throwout Bearing Style Standard
Warranty Time 90
GTIN 00887753675477