Type A-B2 Crankshaft Specifications for Model A Ford

  1. Material: 4340 forged steel.

  2. Web hardness: Brinell 260-320

  3. The main and rod journals nitridation hardened to HV > 500.

  4. Product axial runout measured at the center main bearing with the front and rear main bearings mounted in Vee-blocks will not exceed 0.002 inches.

  5. Pins and bearings will not be out-of-round exceeding 0.0003

  6. Pins and bearings will not taper more than 0.0005 on length of bearing surface.

  7. Pins size tolerance: 1.498 / 1.499 inches.

  8. Bearings size tolerance: 1.623 / 1.624 inches.

  9. Dynamic and static balance will be within 2.5 grams.

  10. Specifications may be subject to change without further notice.

  11. Price is $1,250.00 Plus S&H.
 

 In short block