Sierra Marine Parts Catalog

819 I/O — MERCRUISER - ALPHA ONE/GEN II Drive Shaft Housing Components Figure # Description Part # OEM # Qty. 1 Drive Shaft Housing (OL100009 & UP) 18-2411 1547-861063A 4 1 2 Screw 18-2244 10-79953A2 1 3 Washer 18-2945 12-19183, 12-20260 1 4 Filler Wall N/A 815932 1 5 Oil Seal 18-2056 26-66302 AR 6a Wear Pad (Port) NSS 814386 1 6b Wear Pad (Stbd) NSS 814387 1 7 Water Tube 18-3221 32-860220 1 8 Seal NSS 26-88397 1 9 Yoke Assembly (OK999999 & Below) 18-9218 814819A2 1 Yoke Assembly (OL100009 & UP) NSS 864281A2 1 10a Socket, Center (old design) 18-2128 343831, 39383T 1 10b Socket, Center GKN Series NSS 865503T 1 11 Cross and Bearing 11a D469859 - F679999 (old design) 18-2174 75832A2 2 11b F680000 - OK999999 (old design- permalube) 18-2097 8055361, 805536A1, 805536A2 2 11c OL100009 & UP (GKN Series) 18-6406 865493A01 2 12a Yoke, Coupling End (OK999999 & Below) 18-2146 59830A1 1 12b Yoke, Coupling End (OL100009 & UP) NSS 865491A01 1 13a Yoke, Gear End (OK999999 & Below) 18-2125 46020T 1 13b Yoke, Gear End (OL100009 & UP) NSS 865492T 1 14 Retaining Nut 18-3752 816811-1 1 15 Ring 18-4296 35983 1 16 O-Ring 18-7169 25-70937 1 17 Carrier Assembly (Set) 18-0577 66081A2 1 18 Oil Seal 18-2003 26-68493 1 19 Roller Bearing Kit (D469859 - K999999) 18-1160 31-35988A2, A12 1 19a Roller Bearing Kit (OL100009 & UP) 18-1182 31-30894A 15 1 20 Cup Spacer (Included with 18-1160) 18-1160 31-35988A2, A12 AR 20a Cup Spacer (Included with 18-1182) NSS 23-853649A 1 AR 21 Shim Kit 18-2292 15-35980A1 1 22 Shim Spacer 18-2296 15-71013 1 23 Upper Unit Gear Set (0D469859-0K999999) 1.5:1/ 1.47:1 Gear Set (tooth count... 20/22) 18-2201 43-18410A2, 43-18411A2 1 Std.Rebuild Kit 18-2256 43-803116T 1 1 Complete Service Kit 18-2358 43-803102T 1 1 1.65:1/ 1.62:1 Gear Set (tooth count... 24/24) 18-2203 43-45814A5 1 Std. Rebuild Kit 18-2257 43-803112T 1 1 Complete Service Kit 18-2364 43-803119T 1 1 AR As Required NSS Not Sold Separate N/A Not Available Figure # Description Part # OEM # Qty. 1.84:1/ 1.81:1 Gear Set (tooth count... 17/19) 18-2204 43-75325A3 1 Std. Rebuild Kit 18-2258 43-803114T 1 1 Complete Service Kit 18-2365 43-803120 T 1 1 1.98:1/ 1.94:1 Gear Set (tooth count... 20/24) 18-2205 43-55778A3 1 Std. Rebuild Kit 18-2259 43-803101T 1 1 Complete Service Kit 18-2363 43-803118T 1 1 23a Upper Unit Gear Set (0L100009 & UP) 1.47:1 Gear Set (tooth count... 20/22) 18-6351 43-853641A2 1 Complete Service Kit 18-6351K 43-803103T 1 1 1.62:1 & 2.0:1 Gear Set (tooth count... 24/24) 18-6350 43-853640A2 1 Complete Service Kit 18-6350K 43-803104T 1 1 1.81:1 Gear Set (tooth count... 17/19) 18-6353 43-853643A2 1 Complete Service Kit 18-6353K 43-803105T 1 1 1.94 & 2.4:1 Gear Set (tooth count... 20/24) 18-6352 43-853642A2 1 Complete Service Kit 18-6352K 43-803106T 1 1 24 Roller Bearing (All but 1.47:1 ratio) 18-1161 43-803106T 1 1 24a Roller Bearing (1.47:1 Ratio only) 18-1142 31-32573A 1 1 25 Washer 18-3712 12-45810 1 26 Nut 18-3713 11-22339 1 27 Shim Kit 18-2293 15-36178A1 1 28 Plug NSS 861738 1 29 Drive Shaft, Upper (F680000 & Up) 18-2324 45-55796-1 1 30 Bearing Assembly 30a F680000 & UP (small bearing) 18-1179 31-32575A1 1 30b D494569 - F679999 (large bearing) 18-1165 31-61100A1 1 31 Shim Kit 31a D494569 -F679999 18-2283 15-45691A1 1 31b F680000 & UP 18-2282 15-32563A1 1 32 O-Ring 18-7161 25-32546 1 33 Cover Assembly, Top (F680000 & Up) 18-2382 828692A1 1 34 O-Ring 18-7153 25-25439 2 34a O-Ring 18-7117 25-35027 1 35 Screw 18-3231 10-98794 4 36 Check Valve Kit, Oil Passage 18-2715 KIT 24-17997A1 1 37 Oil Seal (Included in Kit) NSS — 1 38 Ball (Included in Kit) NSS — 1 39 Spring NSS — 1 40 Anode Plate 18-6080 821629A1 1 41 Lockwasher N/A 13-78968 2 42 Screw 18-3229 10-28668 2 43 Plug N/A 19-824928 1 44 Washer 18-4858-9 12-45176 4 45 Bolt 18-3230 10-816601 4