Looking for aftermarket parts to modify or upgrade your 1990 Buick Skylark with bearings? At Tunersports.com we carry a huge selection of the top name brand performance bearing parts and accessories.

IN STOCK - DROPSHIPS CB610A10(4)Carrying on a tradition of durability and dependability, Clevite BiMetal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater seiz... Clevite Pontiac 4 151 1977-93 Con Rod Bearing Set 1983-1991 Buick Skylark Custom 1990-1991 Buick Skylark Base / Gran Sport / Luxury Edition $49.34 |
IN STOCK - DROPSHIPS CB610A20Carrying on a tradition of durability and dependability, Clevite Bi-Metal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater sei... Clevite GM Pass & Trk215 265 300 301 340 350 V8 1961-81 Con Rod Bearing Set 1983-1991 Buick Skylark Custom 1990-1991 Buick Skylark Base / Gran Sport / Luxury Edition $35.72 |
IN STOCK - DROPSHIPS CB610A20(4)Carrying on a tradition of durability and dependability, Clevite BiMetal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater seiz... Clevite Pontiac 4 151 1977-93 Con Rod Bearing Set 1983-1991 Buick Skylark Custom 1990-1991 Buick Skylark Base / Gran Sport / Luxury Edition $48.83 |
IN STOCK - DROPSHIPS CB610A30(4)Carrying on a tradition of durability and dependability, Clevite BiMetal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater seiz... Clevite Pontiac 4 151 1977-93 Con Rod Bearing Set 1983-1991 Buick Skylark Custom 1990-1991 Buick Skylark Base / Gran Sport / Luxury Edition $49.71 |

IN STOCK - DROPSHIPS MS960PClevite Buick 181 3.0L 196 3.2L 204 3.3L 225 231 3.8L 252 4.1L V6 1964- Main Bearing Set 1986-1990 Buick Skylark Custom 1990-1990 Buick Skylark Gran Sport / Luxury Edition $102.49 |
OUT OF STOCK MS960P10Clevite Buick 181 3.0L 196 3.2L 204 3.3L 225 231 3.8L 252 4.1L V6 1964- Main Bearing Set 1986-1990 Buick Skylark Custom 1990-1990 Buick Skylark Gran Sport / Luxury Edition $119.33 |
OUT OF STOCK MS960P20Clevite Main Bearing Set 1986-1990 Buick Skylark Custom 1990-1990 Buick Skylark Gran Sport / Luxury Edition $103.21 |

SHIPS FROM MANUFACTURER MB480siKing Engine Bearings Buick 90-96 L27 V6 Main Bearing Set 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $70.46 |
SHIPS FROM MANUFACTURER MB480SI010King Engine Bearings Buick V6 Main Bearing Set 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $70.46 |
IN STOCK - DROPSHIPS MB5532SIKing Engine Bearings Chevrolet 151/153 (Size STD) Main Bearing Set 1983-1991 Buick Skylark Custom 1990-1991 Buick Skylark Base / Gran Sport / Luxury Edition $58.52 |
OUT OF STOCK MB5590SI0.25King Engine Bearings General Motors L40/Ld2/Lf0 2.3L (Size +0.25mm) Main Bearing Set 1988-1995 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1995 Buick Skylark Gran Sport $83.44 |
OUT OF STOCK MB5590SI0.5King Engine Bearings General Motors L40/Ld2/Lf0 2.3L (Size +0.50mm) Main Bearing Set 1988-1995 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1995 Buick Skylark Gran Sport $83.44 |
OUT OF STOCK MB5590SI0.75King Engine Bearings General Motors L40/Ld2/Lf0 2.3L (Size +0.75mm) Main Bearing Set 1988-1995 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1995 Buick Skylark Gran Sport $83.44 |
OUT OF STOCK MB5590SI1.0King Engine Bearings General Motors L40/Ld2/Lf0 2.3L (Size +1.0mm) Main Bearing Set 1988-1995 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1995 Buick Skylark Gran Sport $83.44 |
SHIPS FROM MANUFACTURER MB5737XP001Optional to MB4018SI (Race bearings, Tri-metal pMax Black)... King Engine Bearings 1990+ General Motors 231 CI V6 OHV Crankshaft Main Bearing Set 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $221.57 |
SHIPS FROM MANUFACTURER MB5737XP010Optional to MB4018SI (Race bearings, Tri-metal pMax Black)... King Engine Bearings Main Bearings For GM 231 CI V6 OHV 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $221.57 |
SHIPS FROM MANUFACTURER MB5737XPSTDXOptional to MB4018SI (Race bearings, Tri-metal pMax Black)... King Engine Bearings General Motors 231 Ci/V6 Ohv (Size STDX) Main Bearing Set 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $221.57 |

OUT OF STOCK CR6664XPOptional to CR6664SI (Race bearings, Tri-metal pMax Black)... King Engine Bearings Buick V6 (Size STD) XP - Series Performance Rod Bearing Set 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $129.12 |
SHIPS FROM MANUFACTURER CR6664XP001Optional to CR6664SI (Race bearings, Tri-metal pMax Black)... King Engine Bearings Buick V6 (Size 0.001 Oversized) XP - Series Performance Rod Bearing Set 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $129.12 |
SHIPS FROM MANUFACTURER CR6664XP010Optional to CR6664SI (Race bearings, Tri-metal pMax Black)... King Engine Bearings Buick V6 (Size 0.010 Oversized) XP - Series Performance Rod Bearing Set 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $129.12 |
SHIPS FROM MANUFACTURER CR6664XP020Optional to CR6664SI (Race bearings, Tri-metal pMax Black)... King Engine Bearings Buick V6 (Size 0.020 Oversized) XP - Series Performance Rod Bearing Set 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $129.12 |
SHIPS FROM MANUFACTURER CR6664XPSTDXOptional to CR6664SI (Race bearings, Tri-metal pMax Black)... King Engine Bearings Buick V6 (Size STDX) XP - Series Performance Rod Bearing Set 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $129.12 |

SHIPS FROM MANUFACTURER CR6664SI030King Engine Bearings Buick V6 Connecting Rod Bearing Set - Set of 6 Pairs 1989-1993 Buick Skylark Custom 1990-1991 Buick Skylark Base / Luxury Edition 1990-1993 Buick Skylark Gran Sport $56.93 |