PTT Racing Clutch Spline Sizes

Downloadable PDF's:

Company Overview

Clutch facts

FAQ's

4.5" Racing Clutches

5.5" Racing Clutches

7.25" Racing Clutches

Mitsubishi Installation Notes

200mm Racing Clutches

10.4" Street Stock Racing Clutches

Hydraulic Release Bearings

Bellhousings & Starters

Flexplates, Flywheels
& Rev. Mnt. Ring Gears

Spline-A-Lign tool, Bearings,
Crank Bolts

Spline listing

Clutch Install. Instructions

Hydro-MAX Install. Instr.

Reverse Mount Starter
Installation Instructions

PowerTrain Technology
Spline Sizes for Racing Clutches

Spline
Number

O.D. x No. of Teeth

Applications

.740" (18.8mm) X 18

Ford Festiva, Suzuki Swift

13/16" (20.6mm) X 24

Porsche, Alfa Romeo, Volkswagen, Vauxhall

7/8" (22.22mm) X 10

MG Midget, Imp, Triumph, Quaife, 750 MC, Lada

7/8" (22.22mm) X 20

Hewland, Ford

1" (25.4mm) X 10

Volvo, Alfa Romeo, Triumph

1" (25.4mm) X 22

Mazda RX7

1" (25.4mm) X 23

Ford Rocket, Cosworth, MGB, Talbot, Austin Healy, Porsche, Xtrac, Quaife, Healy, Mitsubishi

64 1" (24.7mm) X 24 Honda (small), Rover, Nissan (Datsun), Skyline, Lotus Elan

1-1/16" (26.9mm) X 10

Ford

1" (26.2mm) X 24

Honda (big), Integra '92 & up

1-1/8" (28.5mm) X 10

BMW, Chevrolet, Cosworth, Getrag, Jaguar, Muncie

1-3/16" (28.5mm) X 21

Toyota Supra RWD

1-5/32" (28.5mm) X 26

Borg Warner T10 & Super T10, Chevrolet, Hewland, Jerico

1.378" (35mm) X 10

BMW, Getrag

1-3/8" (35mm) X 10

Ford

For a more detailed spline application listing download our Spline List PDF 35K

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