(1)496 Fits a 1-3/8" Shaft (4) w/dowel pins in heads (2) 320 Fits a 1 1/2" Shaft (5) No Race, Needles Only (3) Includes Outer Sleeve and Bearings (6) New cranks from Mercury may come with a different Rollers & Retainer (7) style center main. # 7002 or 050
NOTES: When substituting V-6 Mercury crankshafts, be sure to use the correct center main bearing or severe damage will occur. Plastic cage in 167 and 445 bearings will wear out in the wrong crank.
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V-6 Center Main Bearing 167 OE: 31-16756A6
V-6 Center Main Bearing 445 OE: 31-88903
CAUTION This center main must have .050 side clearance
Center Main, w/cage 881 50-60 HP 1991-Up OE: 81 2881 Al
Upper Main 430 L3-L4 OE: 31-43013T3
V-6 Main Bearing 308 OE: 30-67923
Center Main, Loose 4037-56 OE: 29-71422
Center Main, Loose 433-1 OE:
Main Bearing 307 OE: 30-43011
Main Bearing 206 OE: 30-63742
Main Bearing 206W OE: 30-62567
Main Bearing 207 OE: 30-64224
Center Main, Loose 2943 L3-L4 OE:42943A1
Center Main, w/cage 943 L3&L4 OE:42943A1
per pack Center Main, Loose 7001 3.OLV6 OE:817001A1
Center Main, w/cage 7002 3.OLV6 OE:87001A1
NOTE Mercury used 2 different styles of center main on the 3.OL engine. Inspect your old bearing before ordering. If it has 2 rows of rollers, order # 7002. If it has only 1, order #050.