Ford Racing - Manual Transmission Flywheel Billet Steel 184t 0 Oz-in. - M-6375-N427

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-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 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.. Romeo built engines have 6 bolts and Windsor built engines have 8 bolts. All Cobra engines have 8 bolts. Contact the Ford Performance Parts Tech-line at 800-367-3788 for more information. 4 Requires bolt and dowel kit M-6397-A46 for 11" clutch applications.