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ACL Chev. V8 400 Race Series Engine Crankshaft Main Bearing Set

ACL's Race Series engine crankshaft main bearing set is designed for high-performance engines. This bearing set is engineered to provide superior durability and strength, ensuring your engine runs smoothly and efficiently.

Key Features:

  • High-strength bearing material
  • Advanced surface finish
  • Improved oil flow and cooling

Compatible with Chevrolet 400ci (6.6L) Small Block V8 OHV 2v engines.

Tunnel [mm]72.151/72.174
Shaft [mm]67.269/67.292
Max. Wall2.408
Max. Length20.44
Half typeUpper & lower
Note0.001"" extra oil clearance on STD journal.

This product fits more vehicles than loaded. Please select your vehicle to see all fits.

Make Model Year Type
Pontiac Bonneville 1967 Base
Pontiac Bonneville 1967 Safari
Pontiac Bonneville 1968 Base
Pontiac Bonneville 1968 Safari
Pontiac Bonneville 1969 Base
Pontiac Bonneville 1969 Safari
Pontiac Bonneville 1970 Base
Pontiac Bonneville 1970 Safari
Pontiac Bonneville 1971 Base
Pontiac Bonneville 1972 Base
Pontiac Bonneville 1973 Base
Pontiac Bonneville 1974 Base
Pontiac Catalina 1967 Base
Pontiac Catalina 1967 Safari
Pontiac Catalina 1967 Ventura
Pontiac Catalina 1968 Base
Pontiac Catalina 1968 Safari
Pontiac Catalina 1968 Ventura
Pontiac Catalina 1969 Base
Pontiac Catalina 1969 Safari
Pontiac Catalina 1969 Ventura
Pontiac Catalina 1970 Base
Pontiac Catalina 1970 Safari
Pontiac Catalina 1970 Ventura
Pontiac Catalina 1971 Base
Pontiac Catalina 1971 Brougham
Pontiac Catalina 1971 Safari
Pontiac Catalina 1972 Base
Pontiac Catalina 1972 Brougham
Pontiac Catalina 1972 Safari
Pontiac Catalina 1973 Base
Pontiac Catalina 1973 Safari
Pontiac Catalina 1974 Base
Pontiac Catalina 1974 Safari
Pontiac Executive 1967 Base
Pontiac Executive 1967 Safari
Pontiac Executive 1968 Base
Pontiac Executive 1968 Safari
Pontiac Executive 1969 Base
Pontiac Executive 1969 Safari
Pontiac Executive 1970 Base
Pontiac Executive 1970 Safari
Pontiac Firebird 1967 Base
Pontiac Firebird 1968 Base
Pontiac Firebird 1969 400
Pontiac Firebird 1969 Base
Pontiac Firebird 1969 Trans Am
Pontiac Firebird 1970 Base
Pontiac Firebird 1970 Esprit
Pontiac Firebird 1970 Formula
Pontiac Firebird 1970 Trans Am
Pontiac Firebird 1971 Base
Pontiac Firebird 1971 Esprit
Pontiac Firebird 1971 Formula
Pontiac Firebird 1971 Trans Am
Pontiac Firebird 1972 Base
Pontiac Firebird 1972 Esprit
Pontiac Firebird 1972 Formula
Pontiac Firebird 1972 Trans Am
Pontiac Firebird 1973 Base
Pontiac Firebird 1973 Esprit
Pontiac Firebird 1973 Formula
Pontiac Firebird 1973 Trans Am
Pontiac Firebird 1974 Base
Pontiac Firebird 1974 Esprit
Pontiac Firebird 1974 Formula
Pontiac Firebird 1974 Trans Am
Pontiac Grand Am 1973 Base
Pontiac Grand Am 1974 Base
Pontiac Grand Prix 1967 Base
Pontiac Grand Prix 1968 Base
Pontiac Grand Prix 1969 Base
Pontiac Grand Prix 1970 Base
Pontiac Grand Prix 1971 Base
Pontiac Grand Prix 1972 Base
Pontiac Grand Prix 1973 Base
Pontiac Grand Prix 1974 Base
Pontiac Grand Safari 1971 Base
Pontiac Grand Safari 1972 Base
Pontiac Grand Safari 1973 Base
Pontiac Grand Safari 1974 Base
Pontiac Grandville 1972 Base
Pontiac Grandville 1973 Base
Pontiac Grandville 1974 Base
Pontiac GTO 1967 Base
Pontiac GTO 1968 Base
Pontiac GTO 1969 Base
Pontiac GTO 1970 Base
Pontiac GTO 1971 Base
Pontiac GTO 1972 Base
Pontiac GTO 1973 Base
Pontiac LeMans 1968 Base
Pontiac LeMans 1969 Base
Pontiac LeMans 1969 Safari
Pontiac LeMans 1970 Base
Pontiac LeMans 1970 Safari
Pontiac LeMans 1970 Sport
Pontiac LeMans 1971 Base
Pontiac LeMans 1971 Sport
Pontiac LeMans 1971 T37
Automotive Components Limited (ACL) manufactures some of the best engine bearings you can get. They also manufacture gasket sets, pistons, and ring kits. ACL’s Race Series Products provide the dependability it takes to hold up under higher RPM conditions. The unique combination of design, metallurgy, and engineering come together to deliver what drivers expect from high performance parts.
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