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Main Bearings, 1/2 Groove, .010 in. Crankshaft Undersize, Bi Metal, Silicon Aluminum, Ford, 221-302, Set of 5
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Estimated Ship Date: Monday 11/2/2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
SUM-172110
Part Type:
Product Line:
Summit Racing Part Number:
SUM-172110
UPC:
190861068674
Bearing Usage:
Direct replacement
Engine Crankshaft Undersize (in.):
0.010 in.
Engine Crankshaft Undersize (mm):
0.25mm
Grooved Bearing:
Yes
Groove Location:
Upper
Groove Style:
1/2
Thrust Bearing Oversize:
Stock
Bearing Material:
Bi-metal, silicon aluminum
Quantity:
Sold as a set of 5.
Summit Racing™ Main Bearings
These Summit Racing™ main bearings are just what you need to freshen up your engine. Why? They use silicon aluminum bi-metal construction. Silicon aluminum is the choice for many of today's engine manufacturers because of its high fatigue strength and superior temperature threshold. Bearing wear is dramatically reduced and the fatigue strength is greatly improved.
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Some parts are not legal for use in California or other states with similar laws / regulations
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