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

OUT OF STOCK 3108TBWear plates are moly coated. Eliminate wear at front of block. Unique designs help set proper Cam thrust clearance. Minor machining required when used with OEM type timing set.... COMP Cams Thrust Bearing Ford 352-428FE 1965-1969 Mercury Cyclone Base 1969-1969 Mercury Cyclone CJ / Spoiler $193.16 |
OUT OF STOCK 3122TBWear plates are moly coated. Eliminate wear at front of block. Unique designs help set proper Cam thrust clearance.... COMP Cams Thrust Bearing Ford 351C 429 1970-1971 Mercury Cyclone Base / GT / Spoiler $179.42 |

IN STOCK - DROPSHIPS MB5503AMKing Engine Bearings Ford V8 351ci 5.8L 16v Crankshaft Main Bearing Set (Set of 5) 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $89.38 |
SHIPS FROM MANUFACTURER MB5503HPSTDXKing Engine Bearings Ford V8 351Ci 5.8L 16V - Cleveland (Size STDX) Main Bearing Set 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $146.58 |
SHIPS FROM MANUFACTURER MB5503XP001King Engine Bearings Ford 351ci Cleveland V8 (Size 001) Tri-Metal Performance Main Bearing Set 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $144.82 |
SHIPS FROM MANUFACTURER MB5503XPSTDXKing Engine Bearings Ford V8 351ci 5.8L 16v Cleveland Crankshaft Main Bearing Set (Set of 5) 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $141.77 |
OUT OF STOCK MB5505SIKing Engine Bearings Ford 351ci/400ci 16V Main Bearing Set - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $68.81 |
SHIPS FROM MANUFACTURER MB5505SI001King Engine Bearings Ford 351ci/400ci 16V Main Bearing Set (Size 001) - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $70.76 |
SHIPS FROM MANUFACTURER MB5505SI010King Engine Bearings Ford 351ci/400ci 16V Main Bearing Set (Size 010) - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $68.81 |
SHIPS FROM MANUFACTURER MB5505SI020King Engine Bearings Ford 351ci/400ci 16V Main Bearing Set (Size 020) - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $68.81 |
SHIPS FROM MANUFACTURER MB5505SI030King Engine Bearings Ford 351ci/400ci 16V Main Bearing Set (Size 030) - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $68.81 |
SHIPS FROM MANUFACTURER MB5505SI040King Engine Bearings Ford 351ci/400ci 16V Main Bearing Set (Size 040) - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $70.76 |
SHIPS FROM MANUFACTURER MB5505SI050King Engine Bearings Ford 351ci/400ci 16V Main Bearing Set (Size 050) - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $70.76 |
SHIPS FROM MANUFACTURER MB5505SI060King Engine Bearings Ford 351ci/400ci 16V Main Bearing Set (Size 060) - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $70.76 |
SHIPS FROM MANUFACTURER MB559AM040King Engine Bearings Ford 330/352/360/390/410/428 Engine (Size 040) Main Bearing Set 1964-1970 Mercury Cyclone Base 1969-1969 Mercury Cyclone CJ 1969-1970 Mercury Cyclone Spoiler 1970-1970 Mercury Cyclone GT $77.64 |
SHIPS FROM MANUFACTURER MB559AM050King Engine Bearings Ford 330/352/360/390/410/428 Engine (Size 050) Main Bearing Set 1964-1970 Mercury Cyclone Base 1969-1969 Mercury Cyclone CJ 1969-1970 Mercury Cyclone Spoiler 1970-1970 Mercury Cyclone GT $77.64 |
SHIPS FROM MANUFACTURER MB559AM060King Engine Bearings Ford 330/352/360/390/410/428 Engine (Size 060) Main Bearing Set 1964-1970 Mercury Cyclone Base 1969-1969 Mercury Cyclone CJ 1969-1970 Mercury Cyclone Spoiler 1970-1970 Mercury Cyclone GT $77.64 |
SHIPS FROM MANUFACTURER MB5650HP001King Engine Bearings Ford 370/429/460 16V OHV (Size .001) Crankshaft Main Bearing Set 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $135.69 |
SHIPS FROM MANUFACTURER MB5650HP010XOptional to MB5650SI (Race bearings, Bi-metal Alecular)... King Engine Bearings Ford 370/429/460 16V OHV Crankshaft Main Bearing Set (Set of 5) 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $135.69 |
SHIPS FROM MANUFACTURER MB5650HPSTDXKing Engine Bearings Ford 370/429/460 16V OHV (Standard Size) Crankshaft Main Bearing Set 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $123.67 |
OUT OF STOCK MB5650SIKing Engine Bearings Ford 370/429/460 16B OHV Main Bearing Set - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $88.69 |
SHIPS FROM MANUFACTURER MB5650SI001King Engine Bearings Ford 370/429/460 16B OHV Main Bearing Set - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $91.80 |
SHIPS FROM MANUFACTURER MB5650SI010King Engine Bearings Ford 370/429/460 16B OHV Main Bearing Set - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $88.69 |
SHIPS FROM MANUFACTURER MB5650SI020King Engine Bearings Ford 370/429/460 16B OHV Main Bearing Set - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $88.69 |
SHIPS FROM MANUFACTURER MB5650SI030King Engine Bearings Ford 370/429/460 16B OHV Main Bearing Set - Set Of 10 1969-1969 Mercury Cyclone CJ 1969-1971 Mercury Cyclone Base / Spoiler 1970-1971 Mercury Cyclone GT $91.80 |