SCAT’s 4340 standard weight crankshafts will give you strength and reliability to dominate the competition. With SCAT's premium non-twist forgings, machined to exact specifications big and reliable cubic inches can be made.
Features- Rear Main Seal Style:
- 2-piece
- Engine Stroke (in.):
- 3.750 in.
- Crankshaft Material:
- Forged 4340 steel
- Engine Balance:
- Internal
- Lightened:
- No
- Requires Narrow Bearings:
- Yes
- Rod Bearings Included:
- No
- Main Bearings Included:
- No
- Rod Journal Diameter (in.):
- 2.100 in.
- Main Journal Diameter (in.):
- N/A
- Rod Length:
- 5.700 in.
- Crankshaft Snout Style:
- Standard
- Balancer Bolt Thread Size:
- N/A
- Weight:
- 52 lbs.
- Quantity:
- Sold individually.
- Long Part Number:
- 4-400-3750-5700
- Notes:
- 400 Mains
- Make:
- Chevrolet
- Engine Family:
- Chevy small block Gen I
- Engine Sizes:
- 6.6L/400
- Years:
- 1970-1980
