Parts for MerCruiser Race Engine and Drive 420 GM 454 V-8 1987-1989 Crankshaft / Pistons / Connecting Rods
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Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#1 | 737-5536 | PISTON ASSEMBLY, Standard (8 required per assembly) SN# 0A398941 THRU 0D725499 |
737-5536 - Piston Assembly - Std [ More info ] Unavailable |
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737-5536T - Piston-STD,NLA [ More info ] Unavailable |
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#1 | 737-811565 | PISTON ASSEMBLY, Standard (8 required per assembly) SN# 0D725500 THRU 0D937011 |
737-811565 - Piston Kit-STD [ More info ] Unavailable |
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737-827653 - Piston Kit-STD [ More info ] Unavailable |
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737-850477 - Piston Kit-STD [ More info ] Unavailable |
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737-850477T - Piston Kit-STD,NLA [ More info ] Unavailable |
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#1 | 737-5537 | PISTON ASSEMBLY, .030 Oversize (8 required per assembly) SN# 0A398941 THRU 0D725499 |
#1 | 737-811603 | PISTON ASSEMBLY, .030 Oversize (8 required per assembly) SN# 0D725500 THRU 0D937011 |
737-811603 - Piston Kit-.030 [ More info ] Unavailable |
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#2 | 39-67127 | RING SET, Piston - Standard (8 required per assembly) SN# 0A398941 THRU 0D725499 |
#2 | 39-823098 | RING SET, Piston - Standard (8 required per assembly) SN# 0D725500 THRU 0D937011 |
39-823098 - Ring Set-STD [ More info ] Unavailable |
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39-827651 - Ring Set-STD [ More info ] Unavailable |
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39-827651T - Rings - Standard [ More info ] Unavailable |
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#2 | 39-67128 | RING SET, Piston - .030 Oversize (8 required per assembly) SN# 0A398941 THRU 0D725499 |
#2 | 39-823099 | RING SET, Piston - .030 Oversize (8 required per assembly) SN# 0D725500 THRU 0D937011 |
39-827652 - Ring Set-.030 [ More info ] Unavailable |
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39-850447 - Rings - .030 [ More info ] Unavailable |
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#3/4 | 23-818473 | BEARING SET, Main - Standard (1 required per assembly) |
23-818473 - BRG SET-STD [ More info ] Unavailable |
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#3/4 | 23-818474 | BEARING SET, Main - .001 Undersize (AR required per assembly) |
23-818474 - Bearing Set - .001 Us [ More info ] Unavailable |
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#3/4 | 23-818475 | BEARING SET, Main - .002 Undersize (AR required per assembly) |
23-818475 - Bearing Set - .002 Us [ More info ] Unavailable |
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#3/4 | 23-818476 | BEARING SET, Main - .010 Undersize (AR required per assembly) |
23-818476 - BRG SET-.010 US [ More info ] Unavailable |
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#3/4 | 23-818477 | BEARING SET, Main - .020 Undersize (AR required per assembly) |
#5 | 17-35312 | PIN, Dowel (.250) (1 required per assembly) |
17-35312 - Pin, Dowel (1/4 Inch Dia.) [ More info ] Unavailable |
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#6 | 26-14756 | SEAL, Oil (1 required per assembly) SN# 0A398941 THRU 0D725499 |
#6 | 26-811554 | SEAL, Oil (1 required per assembly) SN# 0D725500 THRU 0D937011 |
#7 | 230-5534 | FLYWHEEL (1 required per assembly) SN# 0A398941 THRU 0D725499 |
230-5534 - Flywheel, NLA [ More info ] Unavailable |
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#7 | 230-811563 | FLYWHEEL (1 required per assembly) SN# 0D725500 THRU 0D937011 |
230-811563 - Flywheel [ More info ] Unavailable |
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230-811563 1 - Flywheel [ More info ] Unavailable |
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#8 | 10-49845 | SCREW, (.437-20 x 1.00) (6 required per assembly) |
10-845757 - Screw [ More info ] Unavailable |
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#10 | 47607A 1 | DRIVE PLATE (1 required per assembly) |
47607A 1 - Plate [ More info ] Unavailable |
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#11 | 10-35091 | SCREW, (.375-16 x 1.00) (6 required per assembly) |
#12 | 13-35048 | LOCKWASHER, (.375) (6 required per assembly) |
#13 | 614-9641 | CONNECTING ROD ASSEMBLY (8 required per assembly) |
614-9641 - Connecting Rod Assembly [ More info ] Unavailable |
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614-9641T - Connecting Rod Assembly [ More info ] Unavailable |
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#14 | 10-19234 | SCREW, (.437-20) (16 required per assembly) |
10-19234 - Screw [ More info ] Unavailable |
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#15 | 11-37493 | NUT, (.375-24) (16 required per assembly) |
#16 | 23-85726 | BEARING SET, Connecting Rod - Standard (8 required per assembly) |
23-85726 - Bearing Set - Std [ More info ] Unavailable |
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#16 | 23-85727 | BEARING SET, Connecting Rod - (.001 Undersize) (AR required per assembly) |
#16 | 23-85728 | BEARING SET, Connecting Rod - (.002 Undersize) (AR required per assembly) |
#16 | 23-85691 | BEARING SET, Connecting Rod - (.010 Undersize) (AR required per assembly) |
#16 | 23-85729 | BEARING SET, Connecting Rod - (.020 Undersize) (AR required per assembly) |
#17 | 429-5880 | CRANKSHAFT (1 required per assembly) SN# 0A398941 THRU 0D725499 |
429-5880 - Crankshaft,NLA [ More info ] Unavailable |
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#17 | 429-811552 | CRANKSHAFT (1 required per assembly) SN# 0D725500 THRU 0D937011 |
429-811552 - CrankShaft [ More info ] Unavailable |
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#18 | 28-34466 | KEY, Crankshaft (2 required per assembly) SN# 0A398941 THRU 0D725499 |
#18 | 28-811558 | KEY, Crankshaft (2 required per assembly) SN# 0D725500 THRU 0D937011 |
28-811558 - KEY [ More info ] Unavailable |
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