View our Specials! Coupon Code: SaveIn2026
Exedy Clutch and Flywheel Sale
Manufacturer pages are not filtered by vehicle. Please use the category menu to view parts for your All Chevrolet G10.

Mercury ACL Race Series Main Bearings



Mercury ACL Race Series Main Bearings

Mercury Comet

ACL Race Series Main Bearings 5M590H-20
OUT OF STOCK
5M590H-20
ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1962-1963 Mercury Comet S-22
1962-1963 Mercury Comet Custom
1962-1968 Mercury Comet Base
1964-1965 Mercury Comet 404
1964-1965 Mercury Comet 202
$116.15
ACL Race Series Main Bearings 5M590H-09
OUT OF STOCK
5M590H-09
ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1962-1963 Mercury Comet S-22
1962-1963 Mercury Comet Custom
1962-1968 Mercury Comet Base
1964-1965 Mercury Comet 404
1964-1965 Mercury Comet 202
$116.15
ACL Race Series Main Bearings 5M590H-11
OUT OF STOCK
5M590H-11
ACL Ford V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1962-1963 Mercury Comet S-22
1962-1963 Mercury Comet Custom
1962-1968 Mercury Comet Base
1964-1965 Mercury Comet 404
1964-1965 Mercury Comet 202
$116.15
ACL Race Series Main Bearings 5M590HC-010
OUT OF STOCK
5M590HC-010
ACL **Coated** Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1962-1968 Mercury Comet Base
1963-1963 Mercury Comet S-22
1963-1963 Mercury Comet Custom
1964-1965 Mercury Comet 404
1964-1965 Mercury Comet 202
$169.43
ACL Race Series Main Bearings 5M590HC-001
OUT OF STOCK
5M590HC-001
ACL **Coated** Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1962-1968 Mercury Comet Base
1963-1963 Mercury Comet S-22
1963-1963 Mercury Comet Custom
1964-1965 Mercury Comet 404
1964-1965 Mercury Comet 202
$169.43
ACL Race Series Main Bearings 5M1010HX-STD
OUT OF STOCK
5M1010HX-STD
ACL Ford 351C Standard Size High Performance Main Bearing Set
1969-1969 Mercury Comet Base
$120.12
ACL Race Series Main Bearings 5M1432H-STD
OUT OF STOCK
5M1432H-STD
ACL Ford V8, 351M-351W-400, Race Series
1969-1969 Mercury Comet Base
$131.13
ACL Race Series Main Bearings 5M1432HX-STD
OUT OF STOCK
5M1432HX-STD
ACL Ford V8 351M-351W-400 Race Series Main Bearing Set
1969-1969 Mercury Comet Base
$131.13
ACL Race Series Main Bearings 5M1010H-STD
OUT OF STOCK
5M1010H-STD
ACL Ford Prod. V8 351C Race Series Engine Crankshaft Main Bearing Set
1969-1969 Mercury Comet Base
$120.12
ACL Race Series Main Bearings 5M1010H-01
OUT OF STOCK
5M1010H-01
ACL Ford Prod. V8 351C Race Series Engine Crankshaft Main Bearing Set
1969-1969 Mercury Comet Base
$120.12
ACL Race Series Main Bearings 5M1432H-10
OUT OF STOCK
5M1432H-10
ACL Ford V8 351M-351W-400 Race Series Engine Crankshaft Main Bearing Set
1969-1969 Mercury Comet Base
$131.13
ACL Race Series Main Bearings 5M1010H-10
OUT OF STOCK
5M1010H-10
ACL Ford Prod. V8 351C Race Series Engine Crankshaft Main Bearing Set
1969-1969 Mercury Comet Base
$120.12
ACL Race Series Main Bearings 5M1010HC-010
OUT OF STOCK
5M1010HC-010
ACL **Coated** Ford Prod. V8 351C Race Series Engine Crankshaft Main Bearing Set
1969-1969 Mercury Comet Base
$172.79
ACL Race Series Main Bearings 5M1432H-01
OUT OF STOCK
5M1432H-01
ACL Ford V8 351M-351W-400 Race Series Engine Crankshaft Main Bearing Set
1969-1969 Mercury Comet Base
$131.13
ACL Race Series Main Bearings 5M1010HC-001
OUT OF STOCK
5M1010HC-001
ACL **Coated** Ford Prod. V8 351C Race Series Engine Crankshaft Main Bearing Set
1969-1969 Mercury Comet Base
$172.79

Mercury Commuter

ACL Race Series Main Bearings 5M590H-01
OUT OF STOCK
5M590H-01
ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1967 Mercury Commuter Base
$116.15
ACL Race Series Main Bearings 5M590H-10
OUT OF STOCK
5M590H-10
ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1967 Mercury Commuter Base
$116.15
ACL Race Series Main Bearings 5M590H-20
OUT OF STOCK
5M590H-20
ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1967 Mercury Commuter Base
$116.15
ACL Race Series Main Bearings 5M590HC-010
OUT OF STOCK
5M590HC-010
ACL **Coated** Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1967 Mercury Commuter Base
$169.43
ACL Race Series Main Bearings 5M590H-09
OUT OF STOCK
5M590H-09
ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1967 Mercury Commuter Base
$116.15
ACL Race Series Main Bearings 5M590HC-001
OUT OF STOCK
5M590HC-001
ACL **Coated** Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1967 Mercury Commuter Base
$169.43
ACL Race Series Main Bearings 5M590H-11
OUT OF STOCK
5M590H-11
ACL Ford V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1967 Mercury Commuter Base
$116.15

Mercury Cougar

ACL Race Series Main Bearings 5M590H-01
OUT OF STOCK
5M590H-01
ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1968 Mercury Cougar XR-7
1967-1968 Mercury Cougar Base
$116.15
ACL Race Series Main Bearings 5M590H-10
OUT OF STOCK
5M590H-10
ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1968 Mercury Cougar XR-7
1967-1968 Mercury Cougar Base
$116.15
ACL Race Series Main Bearings 5M590H-20
OUT OF STOCK
5M590H-20
ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1968 Mercury Cougar XR-7
1967-1968 Mercury Cougar Base
$116.15
ACL Race Series Main Bearings 5M590HC-010
OUT OF STOCK
5M590HC-010
ACL **Coated** Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1968 Mercury Cougar XR-7
1967-1968 Mercury Cougar Base
$169.43
ACL Race Series Main Bearings 5M590H-09
OUT OF STOCK
5M590H-09
ACL Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1968 Mercury Cougar XR-7
1967-1968 Mercury Cougar Base
$116.15
ACL Race Series Main Bearings 5M590HC-001
OUT OF STOCK
5M590HC-001
ACL **Coated** Ford Prod. V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1968 Mercury Cougar XR-7
1967-1968 Mercury Cougar Base
$169.43
ACL Race Series Main Bearings 5M590H-11
OUT OF STOCK
5M590H-11
ACL Ford V8 255-289-302 Race Series Engine Crankshaft Main Bearing Set
1967-1968 Mercury Cougar XR-7
1967-1968 Mercury Cougar Base
$116.15
ACL Race Series Main Bearings 5M1432H-STD
OUT OF STOCK
5M1432H-STD
ACL Ford V8, 351M-351W-400, Race Series
1969-1973 Mercury Cougar Base
1969-1979 Mercury Cougar XR-7
1977-1979 Mercury Cougar Base
1977-1977 Mercury Cougar Brougham
1977-1977 Mercury Cougar Villager
$131.13
ACL Race Series Main Bearings 5M1432HX-STD
OUT OF STOCK
5M1432HX-STD
ACL Ford V8 351M-351W-400 Race Series Main Bearing Set
1969-1973 Mercury Cougar Base
1969-1979 Mercury Cougar XR-7
1977-1979 Mercury Cougar Base
1977-1977 Mercury Cougar Brougham
1977-1977 Mercury Cougar Villager
$131.13
ACL Race Series Main Bearings 5M1432H-10
OUT OF STOCK
5M1432H-10
ACL Ford V8 351M-351W-400 Race Series Engine Crankshaft Main Bearing Set
1969-1973 Mercury Cougar Base
1969-1979 Mercury Cougar XR-7
1977-1979 Mercury Cougar Base
1977-1977 Mercury Cougar Brougham
1977-1977 Mercury Cougar Villager
$131.13
ACL Race Series Main Bearings 5M1432H-01
OUT OF STOCK
5M1432H-01
ACL Ford V8 351M-351W-400 Race Series Engine Crankshaft Main Bearing Set
1969-1973 Mercury Cougar Base
1969-1979 Mercury Cougar XR-7
1977-1979 Mercury Cougar Base
1977-1977 Mercury Cougar Brougham
1977-1977 Mercury Cougar Villager
$131.13
ACL Race Series Main Bearings 5M1010HX-STD
OUT OF STOCK
5M1010HX-STD
ACL Ford 351C Standard Size High Performance Main Bearing Set
1970-1974 Mercury Cougar XR-7
1970-1973 Mercury Cougar Base
$120.12
ACL Race Series Main Bearings 5M1010H-STD
OUT OF STOCK
5M1010H-STD
ACL Ford Prod. V8 351C Race Series Engine Crankshaft Main Bearing Set
1970-1974 Mercury Cougar XR-7
1970-1973 Mercury Cougar Base
$120.12
ACL Race Series Main Bearings 5M1010H-01
OUT OF STOCK
5M1010H-01
ACL Ford Prod. V8 351C Race Series Engine Crankshaft Main Bearing Set
1970-1974 Mercury Cougar XR-7
1970-1973 Mercury Cougar Base
$120.12
ACL Race Series Main Bearings 5M1010H-10
OUT OF STOCK
5M1010H-10
ACL Ford Prod. V8 351C Race Series Engine Crankshaft Main Bearing Set
1970-1974 Mercury Cougar XR-7
1970-1973 Mercury Cougar Base
$120.12
ACL Race Series Main Bearings 5M1010HC-010
OUT OF STOCK
5M1010HC-010
ACL **Coated** Ford Prod. V8 351C Race Series Engine Crankshaft Main Bearing Set
1970-1974 Mercury Cougar XR-7
1970-1973 Mercury Cougar Base
$172.79
ACL Race Series Main Bearings 5M1010HC-001
OUT OF STOCK
5M1010HC-001
ACL **Coated** Ford Prod. V8 351C Race Series Engine Crankshaft Main Bearing Set
1970-1974 Mercury Cougar XR-7
1970-1973 Mercury Cougar Base
$172.79
ACL Race Series Main Bearings 5M1039H-STD
OUT OF STOCK
5M1039H-STD
ACL Ford V8 370/429/460 Standard Size Race Main Bearing Set
1969-1970 Mercury Cougar Boss 429
1970-1971 Mercury Cougar XR-7
1970-1970 Mercury Cougar Cobra Jet
1970-1971 Mercury Cougar Base
1973-1974 Mercury Cougar XR-7
1973-1973 Mercury Cougar Base
$134.22
ACL Race Series Main Bearings 5M1039H-01
OUT OF STOCK
5M1039H-01
ACL Ford Prod. V8 370-429-460 Race Series Engine Crankshaft Main Bearing Set
1969-1970 Mercury Cougar Boss 429
1970-1971 Mercury Cougar XR-7
1970-1970 Mercury Cougar Cobra Jet
1970-1971 Mercury Cougar Base
1973-1974 Mercury Cougar XR-7
1973-1973 Mercury Cougar Base
$134.22
ACL Race Series Main Bearings 5M1039H-10
OUT OF STOCK
5M1039H-10
ACL Ford Prod. V8 370-429-460 Race Series Engine Crankshaft Main Bearing Set
1969-1970 Mercury Cougar Boss 429
1970-1971 Mercury Cougar XR-7
1970-1970 Mercury Cougar Cobra Jet
1970-1971 Mercury Cougar Base
1973-1974 Mercury Cougar XR-7
1973-1973 Mercury Cougar Base
$134.22
ACL Race Series Main Bearings 5M1039HC-010
OUT OF STOCK
5M1039HC-010
ACL **Coated** Ford Prod. V8 370-429-460 Race Series Engine Crankshaft Main Bearing Set
1969-1970 Mercury Cougar Boss 429
1970-1971 Mercury Cougar XR-7
1970-1970 Mercury Cougar Cobra Jet
1970-1971 Mercury Cougar Base
1973-1974 Mercury Cougar XR-7
1973-1973 Mercury Cougar Base
$192.61
ACL Race Series Main Bearings 5M1039HX-STD
OUT OF STOCK
5M1039HX-STD
ACL Ford Prod. V8 370-429-460 Race Series Engine Crankshaft Main Bearing Set
1969-1970 Mercury Cougar Boss 429
1970-1971 Mercury Cougar XR-7
1970-1970 Mercury Cougar Cobra Jet
1970-1971 Mercury Cougar Base
1973-1974 Mercury Cougar XR-7
1973-1973 Mercury Cougar Base
$192.61
ACL Race Series Main Bearings 5M1117HX-STD
OUT OF STOCK
5M1117HX-STD
ACL Ford 2.3L Single Spark Plug Standard Size High Performance Main Bearing Set
1984-1986 Mercury Cougar XR-7
$129.02
ACL Race Series Main Bearings 5M1117H-STD
OUT OF STOCK
5M1117H-STD
ACL Ford 4 2300 (Single Spark Plug engines) Race Series Engine Crankshaft Main Bearing Set
1984-1986 Mercury Cougar XR-7
$129.02
ACL Race Series Main Bearings 5M1117H-10
OUT OF STOCK
5M1117H-10
ACL Ford 4 2300 (Single Spark Plug engines) Race Series Engine Crankshaft Main Bearing Set
1984-1986 Mercury Cougar XR-7
$129.02
ACL Race Series Main Bearings 5M1117H-20
OUT OF STOCK
5M1117H-20
ACL Ford 4 2300 (Single Spark Plug engines) Race Series Engine Crankshaft Main Bearing Set
1984-1986 Mercury Cougar XR-7
$129.02
ACL Race Series Main Bearings 5M1117H-01
OUT OF STOCK
5M1117H-01
ACL Ford 4 2300 (Single Spark Plug engines) Race Series Engine Crankshaft Main Bearing Set
1984-1986 Mercury Cougar XR-7
$129.02
ACL Race Series Main Bearings 4M7295A-.25
OUT OF STOCK
4M7295A-.25
ACL Ford Prod. V6 232 - 256 1982-on Engine Crankshaft Main Bearing Set
1987-1992 Mercury Cougar LS
1993-1997 Mercury Cougar XR-7
$48.58

Looking to upgrade your Mercury with a bearing from ACL? We carry a great variety of ACL Race Series Main Bearings and other engine component performance parts for your Mercury.

We have 59 ACL Race Series Main Bearings available for Mercury models with free shipping to the Continental US 48 States.