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improved-valves-for-unleaded-11-043-90-2412-690
( Service-InformationM otorcycle Group: ©BMW of N.A. Service Department 11 Engine June 1990 11 043 90 (2412) For USA Only ImprovedB oxer Valve Component-s UnleadedF uel The evolution of the Boxer engine, due to emission contro7s and changing fuels, has resulted in a net increase in combustion :emperatures from 1978 to present. Over this period
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engine-id-#s-11-038-88-2298-388
( Service-Information Motorcycle BMW NA Service Department Group: 11 Engine March, 1988 11 038 88 (2298) For USA Only Engine Identification Numbers – Boxer Models Some states require that the motorcycle engine number be recorded with the State Department of Motor Vehicles. Location of Stamping: Each Boxer crankcase. the engine, engine number is stamped on
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rocker-shaft-oil-supply-11-034-86-2214-686
Service-InformationM otorcycle BMW of N.A. Service Department Group: 11 Engine June 1986 11 034 86 (2214) For USA Only Oil Supply to the Rocker Shafts — Boxer Engines Situation: Assembly: Note: Very truly yours, BMW OF Richard Dampf Examination of parts returned under warranty has revealed that the rocker shafts are sometimes installed incorrectly, so
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rocker-arm-upgrade-11-032-86-2208-586
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connecting-rod-weights-11-031-85-2162-585
( ( Service-Information Motorcycle BMW of N.A. Service Department Group: 11 Engine May 1985 11 031 85 (2162) For USA and Canada Only Connecting Rod Weights — Kand Boxer Models General Information: Note: For any engine with more than one cylinder to run smoothly, it is important for the weights of each connecting rod to
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valve-clearances-11-026-84-2096-384
( ( Service-Informatio8n Group 11 March Bulletin No. Engine 1984 11 026 84 ( 20 96) – For U.S.A. and Canada Only – RE: NEW VALVE CLEARANCES ALL MODELS FROM RS0/5 TO PRESENT EXCEPT R65 & R65LS Dear Dealer: Recent experience has proven the need to enlarge the exhaust valve clearances on all above models.
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engine-id-#s-11-025-83-2088-2283
Service-Informatio&n r Group 11 November Bulletin No. : Engine 1983 11 025 83 (2088) – For U.S.A. and Canada Only – RE: ENGIN1′ IDENTIFIC.Z\TION NUMBERS Dear Dealer: We have decided to no longer match the engine number with the frame or 17 digit V.I.N. numbers. Each engine is now stamped on a machined surface on
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oil-filter-housing-canister-11-024-83-2077-583
( ( Service-Informatio&n Group 11 May Bulletin No.: Engine 1983 11 024 83 (2077} -For U.S.A. and Canada Only- RE: INSTALLATION OF THE OIL FILTER HOUSING CANISTER Dear Dealer: With the introduction of the R65 and change in the oil passages on all motorcycles beginning in 1980, it is possible in isolated cases that a
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cylinder-base-o-rings-11-023-82-2052-483
Service-Informatio0n Group: 11 March Bulletin No.: Engine 198 2 11 023 82 (2052) – For U.S.A. and Canada only – RE: CYLINDER BASE O-RING Dear Dealer: For replacement, an additional “O”-ring has been introduced with an 0.2 mm thicker diameter. This new O-ring will fit all older models with “O” rings of a diameter of
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uneven-idling-11-024-83-2072-283
Service-Informatio&n Group 11 February Bulletin No. : Engine 1983 11 024 83 {2072) – For U.S.A. and Canada Only – RE: Adjusting Procedure in the Event of Uneven Idling Dear Dealer: If comolaints are received of motorcycles idling unevenly, the recornrnended 9rocedure is as follows: 1. Adjust valve clearances with engine cold (20°C/68°F) _/ Above