FORD and Mustang Crankshaft

1M

1MA

64-68 289 and HiPo

2.87 Stroke

Hipo crank is high nodular

1U

66-70 428

68-early 69 CJ

428 CJ SCJ

3.984 Stroke
1UB

68-70 428 CJ

428 CJ SCJ

3.984 Stroke

1UA

69-70 428 SCJ

428 CJ SCJ

3.984 Stroke

requires cookie cutter

428 SCJ 1UA

2M

2MA

68-71 302

3.00 stroke

Regular 302

3M

69-72 351W

3.50 Stroke
3MA

73-79 351W

3.50 Stroke
4M

70-74 351C

3.50 Stroke

4MA

BOSS 351 Mustang

71 BOSS 351

71-72 351 C

Boss 351 has D1ZX stamping

3.50 Stroke

4U

4UA

68-79 429

3.59 stroke
5M

71 400M

4.00 Stroke
C2AE-D

62-63 406

 

C3AE-N

63+ 289

2.87 Stroke

D0ZE-6303

Boss 302

70 BOSS 302

Steel

3.00 Stroke

Application

legend

     Shelby  Mustang  289 HIPO  428 CJ SCJ  Boss 429 BOSS 351 Mustang Boss 302  427