Gearcase Group Parts for 1966 Johnson 40 hp RD-28 Outboard Motor
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A complete lower unit may be available for less than $950. Find one Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#0 — 378612 — (1 required per assembly) | ||
0378612 - Gearcase [ More info ] Unavailable |
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0382919 - Gearcase Assembly Complete [ More info ] Unavailable |
#0 — 378726 — (1 required per assembly) | ||
0378726 - Gear Set, (Fwd, Rev and Pinion w/ Bushings) NLA [ More info ] Unavailable |
#0 — 378990 — (1 required per assembly) | ||
0378990 - EXT KIT [ More info ] Unavailable |
#0 — 305642 — (2 required per assembly) | ||
#1 — 305492 — (2 required per assembly) | ||
#1 — 305493 — (2 required per assembly) | ||
0305493 - Long Water Tube, NLA [ More info ] Unavailable |
#2 — 304026 — (2 required per assembly) | ||
#3 — 307954 — (1 required per assembly) | ||
#4 — 300258 — (2 required per assembly) | ||
#5 — 307955 — (1 required per assembly) | ||
0307955 - Impeller Housing Gasket [ More info ] Unavailable |
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#6 — 303059 — (1 required per assembly) | ||
0303059 - O-ring - Drive Shaft [ More info ] Unavailable |
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#7 — 202591 — (1 required per assembly) | ||
#7 — 202591 — (2 required per assembly) | ||
#8 — 303714 — (3 required per assembly) | ||
#9 — 381576 — (1 required per assembly) | ||
#10 — 305306 — (1 required per assembly) | ||
0305306 - Seal [ More info ] Unavailable |
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#11 — 377230 — (1 required per assembly) | ||
0377230 - Impeller [ More info ] Unavailable |
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#12 — 305476 — (1 required per assembly) | ||
0305476 [ More info ] Unavailable Replaced by 0312613 |
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#13 — 379875 — (1 required per assembly) | ||
0379875 - Drive Shaft and Key - See Note [ More info ] Unavailable |
#13 — 379876 — (1 required per assembly) | ||
0379876 -Drive Shaft & Key 20 [ More info ] Unavailable |
#14 — 308928 — (1 required per assembly) | ||
#14 — 308928 — (1 required per assembly) | ||
#15 — 302509 — (2 required per assembly) | ||
0302509 - Screw, By-pass Cover [ More info ] Unavailable |
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#16 — 310004 — (1 required per assembly) | ||
#17 — 305287 — (1 required per assembly) | ||
0305287 - Shift Rod Lower [ More info ] Unavailable |
#17 — 305519 — (1 required per assembly) | ||
#18 — 378611 — (1 required per assembly) | ||
0378611 - 382921 [ More info ] Unavailable |
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0382918 - Gearcase Housing & Bearing Assy [ More info ] Unavailable |
#19 — 304764 — (1 required per assembly) | ||
#20 — 301877 — (1 required per assembly) | ||
#21 — 304765 — (1 required per assembly) | ||
#22 — 302545 — (1 required per assembly) | ||
0302545 [ More info ] Unavailable Replaced by 0313284 |
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#23 — 378578 — (1 required per assembly) | ||
#24 — 302564 — (1 required per assembly) | ||
#25 — 307551 — (2 required per assembly) | ||
0307551 - Drain Screw, Allen Type, Gasket Included [ More info ] |
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18-4255 - Drain Screw, 307551 Allen Type, Gasket Included [ More info ] |
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18-2387 - Drain Plug Slotted or Allen - No Gasket [ More info ] |
#26 — 302521 — (1 required per assembly) | ||
#27 — 300077 — (1 required per assembly) | ||
#28 — 300611 — (1 required per assembly) | ||
#29 — 309244 — (6 required per assembly) | ||
#30 — 308376 — (1 required per assembly) | ||
#31 — 304070 — (9 required per assembly) | ||
0304070 - Screw, Gearcase [ More info ] Unavailable |
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0317969 - . Screw, Gearcase [ More info ] Unavailable |
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#32 — 376856 — (1 required per assembly) | ||
#33 — 302588 — (1 required per assembly) | ||
18-7115 - O-Ring 25-26722 [ More info ]
$1.99 $1.94 |
#34 — 303050 — (1 required per assembly) | ||
0303050 [ More info ] Unavailable Replaced by 0397186 |
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#35 — 304795 — (1 required per assembly) | ||
#36 — 376857 — (1 required per assembly) | ||
#37 — 304796 — (1 required per assembly) | ||
#38 — 376858 — (1 required per assembly) | ||
#39 — 308692 — (1 required per assembly) | ||
#40 — 381810 — (1 required per assembly) | ||
#41 — 305293 — (1 required per assembly) | ||
0305293 [ More info ] Unavailable Replaced by 0312869 |
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#42 — 375761 — (1 required per assembly) | ||
#43 — 302565 — (2 required per assembly) | ||
#44 — 312867 — (1 required per assembly) | ||
#45 — 305286 — (1 required per assembly) | ||
#46 — 305288 — (1 required per assembly) | ||
#47 — 302504 — (1 required per assembly) | ||
#48 — 306376 — (1 required per assembly) | ||
#49 — *** — (1 required per assembly) |
#50 — 305105 — (1 required per assembly) | ||
#51 — 303690 — (1 required per assembly) | ||
#52 — 302743 — (1 required per assembly) | ||
#53 — 302528 — (1 required per assembly) | ||
#54 — 307545 — (1 required per assembly) | ||
#55 — 378579 — (1 required per assembly) | ||
0378579 - 384460 Propeller [ More info ] Unavailable |
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0384460 - Propeller 10 1/2 X 13 [ More info ] Unavailable |
#55 — 378571 — (1 required per assembly) | ||
0378571 - Prop 10-3/8x14, NLA [ More info ] Unavailable |
#55 — 380637 — (1 required per assembly) | ||
0380637 - Propeller, 10.5x12 [ More info ] Unavailable |
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#55 — 378581 — (1 required per assembly) | ||
0378581 - 385955 Propeller [ More info ] Unavailable |
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#56 — 304576 — (1 required per assembly) | ||
#57 — 304575 — (1 required per assembly) | ||
#58 — 305294 — (1 required per assembly) | ||
#59 — 306394 — (1 required per assembly) | ||
#60 — 304024 — (2 required per assembly) | ||
#60 — 304024 — (2 required per assembly) | ||
#61 — 301551 — (2 required per assembly) | ||
#61 — 301551 — (2 required per assembly) | ||
#62 — 303794 — (1 required per assembly) | ||
#62 — 304081 — (1 required per assembly) | ||
#63 — 311598 — (2 required per assembly) | ||
#64 — 308429 — (6 required per assembly) | ||
#65 — 305283 — (1 required per assembly) | ||
0305283 - Screw, Extension (5 Inch Longer Parts) [ More info ] |
#66 — 308334 — (1 required per assembly) | ||
0308334 - Extension, Gearcase (5 Inch Longer Parts) NLA [ More info ] |
#67 — 305571 — (1 required per assembly) | ||
#68 — 305745 — (4 required per assembly) | ||
#69 — 309038 — (1 required per assembly) | ||
#70 — 309039 — (1 required per assembly) | ||