MANUAL TRANSMISSION FLYWHEEL
Part Number | Material/Weight | Clutch Damper assembly counter bore | Ring Gear | Crank Bolts | Unbalanced | Application | Foot Notes |
M-6375-A302B |
Billet Steel 23 lbs | 6.00" | 157-tooth | 6-bolts | 28.2 oz.-in. | Pre-1981 302 engines and 351 engines using 157T flywheels with 10.5" diaphram clutch. Meets SFI 1.1 |
1 |
M-6375-A302AB |
Aluminum 12 lbs | 6.00" | 157-tooth | 6-bolts | 28.2 oz.-in. | Pre-1981 302 engines and 351 engines using 157T flywheels with 10.5" diaphram clutch. Reduced rotating mass. Meets SFI 1.1 |
1 |
M-6375-B302 |
Cast Iron | 157-tooth | 6-bolts | 50.0 oz.-in. | 1981 and later 302 engines. Direct replacement for 1986-1995 5.0 Mustang |
1 | |
M-6375-C302B |
Billet Steel 23 lbs | 6.00" | 157-tooth | 6-bolts | 50.0 oz.-in. | 1981 and later 302 engines using 157T flywheels with 10.5" clutch. Meets SFI 1.1 |
1 |
M-6375-C302AB |
Aluminum 12 lbs | 6.00" | 157-tooth | 6-bolts | 50 oz.-in. | 1981 and later 302 engines using 157T flywheels with 10.5" clutch. Reduced rotating mass. Meets SFI 1.1 |
1 |
M-6375-D302B |
Billet Steel 23 lbs | 6.00" | 157-tooth | 6-bolts | 0 oz.-in. | All small blocks using 157T flywheel, 10.5" diaphram clutch with 0-unbalance rotating assemblies. Meets SFI 1.1 |
1 |
M-6375-D302AB | Aluminum 12 lbs | 6.00" | 157-tooth | 6-bolts | 0 oz.-in | All small blocks using 157T flywheel, 10.5" diaphram clutch with 0-unbalance rotating assemblies. Reduced rotating mass. Meets SFI 1.1 |
1 |
M-6375-F46A |
Billet Steel 29 lbs | 6.25" | 164-tooth | 6-bolts | 0 oz.-in. |
Fits 6-bolt crank 4.6 Mustang with 10.5" clutch and some 11" clutch applications with 6-bolt pressure plate. Does not fit 2005-2013 Mustang production clutch disc. Meets SFI 1.1 |
1 2 4 |
M-6375-G46A | Billet Steel 29 lbs | 6.25" | 164-tooth | 8-bolts | 0 oz.-in. | Fits 8-bolt crank 4.6 Mustang with 10.5" clutch and some 11" clutch application with 6-bolt pressure plate. Does not fit 2005-2013 Mustang production clutch disc. Meets SFI 1.1 |
1 2 4 |
M-6375-K302 | Billet steel 30 lbs | 6.00" | 164-tooth | 6-bolt | 28.2 oz.-in. | Pre-1981 302 engines and 351 engines using 164T flywheels. 10.5" Long, 11" Long and diaphram clutches Meets SFI 1.1 | |
M-6375-M302 | Billet steel 30 lbs | 6.00" | 164-tooth | 6-bolt | 0 oz.-in. | All small blocks using 164 tooth flywheels with 0-unbalance rotating assemblies. 10.5" Long, 11" Long and diaphram. Meets SFI 1.1 | |
M-6375-N427 | Billet steel 29 lbs | 6.00" | 184-tooth | 6-bolt | 0 oz-in. | Fits 1965 and newer 360, 390, 427 FE engines. 11" Long and diaphram, 11.5 and 12" Long clutches. Meets SFI 1.1 | |
M-6375-P428 | Billet steel 29 lbs | 6.00" | 184-tooth | 6-bolt | 28.2 oz-in. | Fits 1966 and newer 428 FE engines. 11" Long and diaphram, 11.5 and 12" Long clutches. Balancing may be required. Meets SFI 1.1 | |
M-6375-R00A | Aluminum 12 lbs | 6.200" | 164-tooth | 8-bolt | 0 oz-in. | Fits 8-bolt crank 4.6 Mustang with 10.5" clutch and some 11" clutch applications with 6-bolt pressure plate. Does not fit 2005-2013 Mustang production clutch disc. Reduced rotating mass. Meets SFI 1.1 | 1 2 4 |
M-6375-R00B | Aluminum 12 lbs | 6.200" | 164-tooth | 6-bolt | 0 oz.-in. | Fits 6-bolt crank 4.6 Mustang with 10.5" clutch and some 11" clutch applications with 6-bolt pressure plate. Does not fit 2005-2013 Mustang production clutch disc. Reduced rotating mass. Meets SFI 1.1 | 1 2 4 |
M-6375-Z460A | Billet steel 40 lbs | 6.00" | 176-tooth | 6-bolt | 24.2 oz-in. | Fits 1979-1997 460 including M-6007-521FT/RT for external balance only. 11" long or diaphram-style clutch with 5/16" holes. 11.5" and 12" long or diaphram-syle clutch. 11" diaphram Ford trucks even pattern. Meets SFI 1.1 | |
M-6375-Z460B | Billet steel 40 lbs | 6.00" | 176-tooth | 6-bolt | 0 oz-in. | Fits 1968-1978 429/460 for 0-balance only. 11" long or diaphram-style clutch with 5/16" holes. 11.5" and 12" long or diaphram-syle clutch. 11" diaphram Ford trucks even pattern. Meets SFI 1.1 |
NOTES: 1 Diaphragm clutch uses metric bolts and dowel pins. Requires metric pressure plate bolts N602549-S51M and alignment dowel pins D1FZ-6397-B or Ford Racing kit M-6397-A302. 2 4.6L engines may have 6 or 8 bolts to attach to the crankshaft. Check the engine code before ordering. Romeo built engines have 6 bolts and Windsor built engines have 8 bolts. All Cobra engines have 8 bolts. The 8th character in the VIN is (X) for Windsor engine plant or (W) for Romeo engine plant. 4 Requires bolt and dowel kit M-6397-A46 for 11" clutch applications.