Pro Series features 4340 forged steel, heat-treated, nitride hardened, large fillet radii on all journals, lightening holes in rod journals, straight shot and chamfered oil holes, precision ground, and micro-polished.
- Rear Main Seal Style:
- 2-piece
- Engine Stroke (in.):
- 4.000 in.
- Material:
- Forged 4340 steel
- Engine Balance:
- Internal
- Lightened:
- No
- Requires Narrow Bearings:
- Yes
- Rod Journal Diameter (in.):
- 2.125 in.
- Main Journal Diameter (in.):
- 2.250 in.
- Rod Length:
- 6.123 in.
- Crankshaft Snout Style:
- Standard
- Balancer Bolt Thread Size:
- N/A
- Weight:
- 57 lbs.
- Quantity:
- Sold individually.
- Notes:
- 318/340 Mains, 0.125 in. Radius
- Make:
- Mopar
- Engine Family:
- Mopar small block LA
- Engine Sizes:
- 5.6L/340
