Description
Crankshaft, 1-piece Rear Main Seal, 3.480 in. Stroke, Forged 4340 Steel, Chevy, Each
Summit Racing forged crankshafts offer maximum strength and the best value for your dollar! Our crankshafts are non-twist forged from certified 4340 steel. They are put through several stages of heat-treatment, and then stress-relieved and shot-peened to provide the strength and reliability you demand for your high performance application. Each journal is micro-polished and a .125 in. radius is used for increased strength. Summit Racing forged crankshafts help you get the most in value and performance.
SBC FORGED CRANK 3.48 1 PC RMS - Part number: SUM-1803481 - for American Cars - delivery to the UK and the EU
Manufacturer part number: 180348-1 - SBC FORGED CRANK 3.48 1 PC RMS engine-crankshaft
Data sheet
- Notes
- Requires narrowed rod bearings.
- Quantity
- Sold individually.
- Engine Balance
- Internal
- Rear Main Seal Style
- 1-piece
- Rod Journal Diameter (in)
- 2.100 in.
- Crankshaft Material
- Forged 4340 steel
- Lightened
- Yes
- Crankshaft Snout Style
- Standard
- Rod Bearings Included
- No
- Main Bearings Included
- No
- Main Journal Diameter (in)
- 2.448 in.
- Requires Narrow Bearings
- Yes
- Engine Stroke (in.)
- 3.480 in.
- Balancer Bolt Thread Size
- 7/16 in.-20
Package dimensions
Width: 40.00 inch
Height: 10.00 inch
Depth: 10.00 inch
Weight: 20.00 lb