Service sheets

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Service Sheets

Also see BSA service sheets arranged by model on this site: https://www.bsa-oc.com/en/service-sheets-2/

file_id name Type size ScopeComments Download
1WiSx9ILJR9l2giWpe4gEHr-uuZL2Tbhm 1. - Service Sheets index.pdf pdf 89 KB BSA Index of which service sheets for which bikes Click
1Mwol-ARJ4E7atJoQMmGuCsIn-6Rz2_bg BSA Service bulletin.79 may 1961 - rims offset to hub.pdf pdf 993 KB Click
1M2GbRxYX9Q3hJG7hqfJirZMbeNHpOv2j BSAservicesheet.no.714 - Spoke data-all - 1957.pdf pdf 1,691 KB Click
1zv5Ztk8sucQpvKPoci9lBU1-iwFoZ1mL BSAservicesheet.no.85 - Floating Brake Shoes - 1961.pdf pdf 2,972 KB Click
1PMivW8H-EHYxg27ELLBllljw7U15Go1y sectionA_BSAservicesheetno201.pdf pdf 200 KB A7, A10 Engine and Gearbox Exploded View Click
1FdlC2xaeNrdqkHGGS1_HvtgFN93wcKVb sectionA_BSAservicesheetno202.pdf pdf 76 KB A7, A10A Group Models Lubrication System Click
1xLLRqDIiebqJxBQ7vDk_8tt7eMbCOark sectionA_BSAservicesheetno203.pdf pdf 115 KB A7, A10Engine Adjustments without removal Click
19VpB3jkiCwsZWT55l0LZnU1ZnBQvoe7X sectionA_BSAservicesheetno204.pdf pdf 120 KB A7, A10 A Group Engine Dismantling for Decarbonising Click
1eAfflWhq3z0MUUHH0nImG6a8EdFkdZE- sectionA_BSAservicesheetno205.pdf pdf 75 KB A group rigid plungerRemoval of the Engine Gear Unit from Frame Click
1gx8eCC0d67hWpR84mEoFfr57ZoqEb3XZ sectionA_BSAservicesheetno206.pdf pdf 113 KB A groupA Group Models Complete Engine Dismantling Click
1DF0wtqR09FPdIscLTh1l69Icwa7dUDbz sectionA_BSAservicesheetno207.pdf pdf 42 KB A group Crankshaft Regrinding Click
1BQ3fqQpJMbw2Tqyvb1Hh0NEXtlq5fIRW sectionA_BSAservicesheetno208.pdf pdf 220 KB A groupComplete Reassembly of the A group Engine Click
1NQWuhmE1kBhlkn_v6FKzjirGHQC8D2jY sectionA_BSAservicesheetno209.pdf pdf 82 KB A group, C10,C11,C12Dismantling and Reassembly of the Gearbox Click
12WPVF8ZB26oMOrzYPeTOcn54tYtT35rW sectionA_BSAservicesheetno210.pdf pdf 71 KB A groupA Group Model Transmissions Click
1RPt49BCN1vj7FOz81-itJyQikoKUFFfU sectionA_BSAservicesheetno211.pdf pdf 36 KB A group rigid plungerDismantling and reassembly of the clutch Click
1k4BDZtzYAHdQJdfkEDTHLi2zLfQIxoE6 sectionA_BSAservicesheetno212.pdf pdf 587 KB A group (before eng ZA7-101)Hubs and Brakes Click
1hcMyZ_xoDQmY2tq6pQYhDod384B0UHC6 sectionA_BSAservicesheetno213.pdf pdf 49 KB A,B,M plungers Spring Frame on A, B, and M group models Click
1PBzu7Bea3rY1_DEZGxeMwY8nATjJGnB- sectionA_BSAservicesheetno214.pdf pdf 92 KB A group swing armEngine Removal on A group swinging arm models Click
1Jy5jxGkXEqxr66i1Yjt0GbxBmDi_FlVZ sectionA_BSAservicesheetno215.pdf pdf 156 KB A group swing arm Reassembly of the Engine on A Group Swinging Arm models Click
1Og9SrQ8jxd8tERCMx9MnvZ0wrF2sLZtj sectionA_BSAservicesheetno216.pdf pdf 52 KB A group swing armA Group Swinging Arm Models Useful Data Click
1AHa9MfT8RmV4E9iXZgnngIHcpaBlks44 sectionB_BSAservicesheetno301.pdf pdf 62 KB B Group B Group Engine Exploded View Click
13wrc58b7pWOic8F7qUDNNYR9zv7-rzDT sectionB_BSAservicesheetno302.pdf pdf 105 KB B Group and M33? B Group Gearbox Exploded View Click
1cGUz3XmOs304o5VId83Tx3Dq54IrKrRv sectionB_BSAservicesheetno303.pdf pdf 106 KB B Group and M33 B Group and M33 Models Dismantling the Engine Click
1L-2zi3nKy01PNygV5c-A8FP4_xVyGkhu sectionB_BSAservicesheetno304.pdf pdf 107 KB B GroupB Group Removing Engine From Frame Click
1S1RZ_7YJiz2I9PGIKpgMM7Q6mJub-jzp sectionB_BSAservicesheetno305.pdf pdf 55 KB B GroupB Group Models Reassembling the Engine Click
1WgcTQQ6_xsZfzXUHGqmod1PcMzi0flYa sectionB_BSAservicesheetno306.pdf pdf 115 KB B Group until 1948B Group Models Dismantling and Reassembly of Gearbox Click
1gndtTBJZcZ6WwdYKq8T19W_7e-PeLvTA sectionB_BSAservicesheetno307.pdf pdf 59 KB B Group (not GB)B Group Models Transmission Click
129ccZ-QxQFBcNjiow53ASTbgM8mvh6k- sectionB_BSAservicesheetno308.pdf pdf 55 KB 6 spring clutchClutch on M Group, C11, C10, A Group(SA) and B Group Click
1yUjvcTfn8ZY4Wd-VrmS_-EH0QbRaTZ88 sectionB_BSAservicesheetno309.pdf pdf 37 KB B and M groupsAdjustment, Dismantling, and Re-Assembly of the Rear Hub and Brake Click
1zhASVOOcV_htrgYNa-FQ2ZhB4l-NABLt sectionB_BSAservicesheetno310.pdf pdf 47 KB A and B group (welded frames)B and A Group Models Primary Transmission Click
1QmgVkWyHEYQXIQ_MMmJ8Q2LRQm3FKyGp sectionB_BSAservicesheetno311.pdf pdf 68 KB A and B group - swing armDismantling and Re-Assembly of Gearbox and Gearchange Click
1aIWDFthSU9sQP04qGGJiocs8zYS-VDBV sectionB_BSAservicesheetno312.pdf pdf 18 KB B group - swing arm B Group (Swinging Arm Data) USeful Data Click
1AJc6-NwltLsP319bc-Fv-0Qkmht2VD4f sectionB_BSAservicesheetno313.pdf pdf 32 KB A and B group - swing armA and B Group Rear Suspension (Swinging Arm Models) Click
1gHw7d3yXQYBif_W4fRcmRRJRyWk0ADr6 sectionB_BSAservicesheetno314.pdf pdf 52 KB B Group (engine prefix GB) B Group (with engine prefix GB) Models Primary Transmission Click
1oX-VcMwknadYwhkygzpuPCqyYPf8ADWK sectionB_BSAservicesheetno315.pdf pdf 38 KB B Group (engine prefix GB)B Group (with engine prefix GB) Clutch Click
1Cx_UMjV1M9uqo9eMjQnkwH8yPufCsms- sectionC_BSAservicesheetno401.pdf pdf 84 KB C10 Engine Exploded View Click
1eSY7sLJtFNV5xe9VU2r-ItFswdCL--py sectionC_BSAservicesheetno402.pdf pdf 86 KB C11 Engine Exploded View Click
1DCQIDAiN5ugqjC-bNKi8Ks0xyWFnfvCO sectionC_BSAservicesheetno403.pdf pdf 123 KB C Group 3 Speed Gearbox Exploded View Click
11YV4sczEHYbOVjbW-WUA35afbxq_M0nv sectionC_BSAservicesheetno404.pdf pdf 137 KB C Group Models Engine Adjustments wo Dismantling Click
1LkDNh6PUsOyu6SgCCklOrAdUcuYpGjhx sectionC_BSAservicesheetno405.pdf pdf 133 KB C Group Models Engine Dismantling for Decarbonising Click
1XIDsVO__AbwbQGoqxqyoE6bhCHDpnki1 sectionC_BSAservicesheetno406.pdf pdf 94 KB C10 and C11 Engine Removal from Frame Click
1PvyCTB2xegeZ5ELIwdJTgnc_SK-oC_-4 sectionC_BSAservicesheetno407.pdf pdf 73 KB C10 and C11 Models Reassembling the Engine Click
17Y38KPGhDgJ2N2DjB5ymr8Xytfo6KwqU sectionC_BSAservicesheetno408.pdf pdf 192 KB C Group Models Gearbox and Gearchange Click
1kNBeBAJz-STf-PkGq2xJWq6oYI-woSqU sectionC_BSAservicesheetno409.pdf pdf 88 KB C Group Models Primary Transmission Click
1NgNRP1te_0eTHLQIHMvEtH3JrmiqFpIe sectionC_BSAservicesheetno410.pdf pdf 83 KB C Group Models Hubs and Brakes Click
1SNYC8HLYjyl3INQIavEb5q6lWCSXQ-1C sectionC_BSAservicesheetno411.pdf pdf 50 KB C Group Models Clutch Click
1PwbPqDGy-aRLpQDDHauOwdbWpJpwGPTO sectionC_BSAservicesheetno412.pdf pdf 208 KB C Group Models(Plunger Type Rear Suspension) Hubs and Brakes Click
1WdaYQ2Nt2zRKHNEqtjV82wTEGHtWc7MN sectionC_BSAservicesheetno413.pdf pdf 82 KB C10L and C11G Engine Removal from Frame Click
1ydoA55o08rAEfMIHINmjjiF4bELYztM3 sectionC_BSAservicesheetno414.pdf pdf 87 KB C10L and C11G Engine Reassembly Click
1hXqnSjQ5_eVnOp2Djwt8sePdKef0lScA sectionC_BSAservicesheetno415.pdf pdf 68 KB C10L and C11G Models Useful Data Click
1dPKDIfN3NB1ewnfh_C6TA7bdFPG9SZG0 sectionC_BSAservicesheetno421.pdf pdf 112 KB Model C15 Engine Dismantling for Decarbonising Click
1D7k2jJmLeuJymNk92w8DqqUwQA2j44PB sectionC_BSAservicesheetno422.pdf pdf 186 KB Model C15 Gearbox and Gearchange Click
1mGcYtVLO1vz1TDRBGeLpQNdSot3RjAvS sectionC_BSAservicesheetno423.pdf pdf 56 KB Model C15 Complete Dismantling of the Gearbox Unit Click
15K5uplFtrp3OsKDZDR5gcMvliU2qfRge sectionC_BSAservicesheetno424.pdf pdf 86 KB Model C15 Reassembly of the Gearbox Unit Click
1RgrtEyUROK1tvsomHt9MC0Bnk6lAlHb8 sectionC_BSAservicesheetno425.pdf pdf 112 KB Model C15 Hubs and Brakes Click
11l3B67Lhk1WamSfxq2x4Hujtav777sB1 sectionC_BSAservicesheetno426.pdf pdf 86 KB Model C15 Front Forks and Steering Head Click
1AS06XQVkVteTeDQY1Kr5VE57LhGefQ-H sectionC_BSAservicesheetno427.pdf pdf 110 KB C15 Adjustments w\o Dismantling Click
1E1-WXGQjwNAVA3slxQhACB-35LHIaVv5 sectionC_BSAservicesheetno504.pdf pdf 74 KB D Group Models Dismantling for Decarbonising Click
1fPIwysDvVjyPmg2O4B_hl9cb2wG4iOd8 sectionC_BSAservicesheetno505.pdf pdf 182 KB D Group Models Engine and Gearbox Unit Removal From Frame Click
1_ZLfzlQaMsvuoHTmK--s2wPW59HLEn8Q sectionC_BSAservicesheetno506.pdf pdf 214 KB Reassembly of D Group Models Engine and Gearbox Unit Click
1I6GUPUkQ9lL-BUvYLPbwDAZf_1gryrUd sectionC_BSAservicesheetno507.pdf pdf 48 KB D Group Models Primary Transmission Click
1FYE1AbsB9yCYqcN9xdURpCGGirjz8fWZ sectionC_BSAservicesheetno508.pdf pdf 181 KB D Group Models Dismantling/Reassembly of the Hubs and Brakes Click
1E6yrMklDiflHuGB83a5dGoF5NHNzgg51 sectionC_BSAservicesheetno509.pdf pdf 127 KB D1, D3, C10L (until 1956)Front Forks and Steering Head Click
1iipUSf1_eMyel3j6sP1AeemJFQHNJg79 sectionC_BSAservicesheetno510.pdf pdf 18 KB D Group Models Useful Data Click
12aWHDurDoU2QRwsDVZ_oRVk8b-7RclEr sectionC_BSAservicesheetno511.pdf pdf 17 KB Models D1 and D3 Workshop Data Click
1mq9eaoNXlN7RvQo0cWx7SARcMb6K2xiu sectionC_BSAservicesheetno514.pdf pdf 36 KB D and C Group Models Plunger Type Rear Suspension Click
1XZokGSHmledGOxTuE-p5hii5INAlknlu sectionC_BSAservicesheetno515.pdf pdf 102 KB Model D7 Hubs and Brakes Click
1elQUV8YlN5WRXHop5AoH8LdT1ALpj_j4 sectionC_BSAservicesheetno516.pdf pdf 64 KB Model D7 Front Forks and Steering Head Click
1Clg7kmVsBuogSGUCcpmLYAldNIs8oa7B sectionM_BSAservicesheetno601.pdf pdf 56 KB M20 and M21 Engine Exploded View Click
1_gbFJbLeti2_rs8pXZ6_wDWzgzFSHaDc sectionM_BSAservicesheetno602.pdf pdf 101 KB M Group Gearbox Exploded View Click
1xJGcVlUsWhDRQH4k74IJXheGC8Nc9Vr4 sectionM_BSAservicesheetno603.pdf pdf 214 KB B, C, and M Group Models Lubrication System Click
1KCBwDvz_2hAPIk3DTSP7R8YeWqO-TDNT sectionM_BSAservicesheetno604.pdf pdf 162 KB B and M Group Models Engine Adjustments without Dismantling Click
1QKrUIYCW_B8s3iCV3DnRHp_LZjBpKwyJ sectionM_BSAservicesheetno605.pdf pdf 69 KB B Group Models Engine Dismantling for Decarbonising Click
1q2hkI96ENom6bIkKiMWkb-YsMFvqvONi sectionM_BSAservicesheetno606.pdf pdf 156 KB M Group Models Engine Removal From Frame Click
1hYluIlvNUp8x1EdxyR3CCUyDYxwvsi0z sectionM_BSAservicesheetno607.pdf pdf 152 KB M Group Models Reassembling the Engine Click
1eMP8b0ZlW8_hBOhz9_oESRbgj32yYQJk sectionM_BSAservicesheetno608.pdf pdf 188 KB B and M Group Models Gearbox and Gearchange Click
1Tx133MCl14mvPQyQexne61ryeHCOIoc9 sectionM_BSAservicesheetno609.pdf pdf 80 KB M Group Models Transmission Adjustments Click
1OgDkEjEK8EiozqXjFyWJpf-mKkg3TJFD sectionM_BSAservicesheetno610.pdf pdf 60 KB M Group Models Dismantling and Reassembly of the Clutch Click
1WCMpksSVBg7uwMzk5SOFCVF5fz7P4qPs sectionM_BSAservicesheetno611.pdf pdf 75 KB M Group Models Hubs and Brakes Click
1h6zRo_IZugVJvLuApJwQCN_Yf8RBrGfN sectionM_BSAservicesheetno612.pdf pdf 39 KB All Models Brake Religning Click
19IuM0RcDNEa7UWbvSahBPhXgBrFtKPo1 sectionM_BSAservicesheetno613.pdf pdf 76 KB M Group Models Steering Head and Front Fork Adjustments Click
1PXZT-v0c3dEq_4-hdyMDAbY7Y_RyFrhj sectionM_BSAservicesheetno614.pdf pdf 45 KB Removal, Dismantling and Reassembly of Front Forks and Steering Head Click
1upxaT646Zj90LXnTEN5dh4-2vJj12h6I sectionX_BSAservicesheetno701.pdf pdf 47 KB All Models Useful Data Click
1yyxp-iFnMM_tFVnBNfhiskvqsmvRJKDK sectionX_BSAservicesheetno702.pdf pdf 36 KB All Models Engine, Bush, and Shaft Diameters Click
1j3UhK907VUJTqULVNCn95d6IV5J-xbdj sectionX_BSAservicesheetno703.pdf pdf 35 KB All Models - Bearings Click
1dU5mxeSUUkK8Qsson76p0KrA8EcU5OEb sectionX_BSAservicesheetno704.pdf pdf 26 KB All Models Piston Clearances Click
1UeeRMeNfK18IziTVjwwMFj5XJkl96zOn sectionX_BSAservicesheetno705.pdf pdf 34 KB All Models Periodical Maintenance Click
1K9HRZuUFmp_11fnmpXUd4hqvzsTYKF6d sectionX_BSAservicesheetno707.pdf pdf 19 KB Goldstar and Competition Models Click
1FwCuxntZA5djn8_PCRQ3aizPh7IHogyW sectionX_BSAservicesheetno708.pdf pdf 685 KB All Models - Carburation Click
1iZfOGi0dBzfAJr5166MQXokwSdtV99xC sectionX_BSAservicesheetno709.pdf pdf 40 KB All Models - Troubleshooting Click
1Qj6ul2R3VMDlJzsEpf8AxbhiBOcYm-cN sectionX_BSAservicesheetno710.pdf pdf 404 KB All Models - Chain Alterations and Repairs Click
1IWeYhdfZ266kwTrBu-5LiZCgqtpUYnI7 sectionX_BSAservicesheetno711.pdf pdf 562 KB All Models - Service Tools 1946-1958 Click
1PfYQuAsXBRdlG00iEfaEX-fIN7ZleFYe sectionX_BSAservicesheetno712.pdf pdf 93 KB All Models - Flywheel Balancing Click
1PH9tP39s_g5KT8MDuXYML2r3DmM0bQpS sectionX_BSAservicesheetno713.pdf pdf 81 KB All Models (except C15 and D Group) - Dismantling Click
1uKa-3T7GbWSTln2kPosM94EEOHuSPyt7 sectionX_BSAservicesheetno714.pdf pdf 187 KB Spoke Sizes Click
1hEgJEIN10A0MYwmsKevMYpj8vYr0-lM2 sectionY_BSAservicesheetno801.pdf pdf 302 KB A Group Models Magneto Click
1aN01eZutwt2n9-2Ym3eRUvGfhOH5tHTK sectionY_BSAservicesheetno802.pdf pdf 351 KB B and M Group Models Magdyno Click
1j2OrwEhZFOvsJ6PRP-EW59dZQDD_-vo1 sectionY_BSAservicesheetno803.pdf pdf 179 KB C10 and C11 Coil Ignition Equipment Click
1Zonbth9zyIzR1-4LCSm-9eh8ABKRCL_O sectionY_BSAservicesheetno804.pdf pdf 199 KB C10, C11, A, B and M Group Models regulator Unit Click
1jjCCppfFNix9la4-cR8n4InpGYwTjNXd sectionY_BSAservicesheetno805.pdf pdf 240 KB All Models Battery - Lead Acid Types Click
1Yrjusg5rPpqybHWzcxXnSKnYdvxdiCgq sectionY_BSAservicesheetno806.pdf pdf 147 KB All Models - Lamps Click
1uODGGETgxEErfV2g0sJKxTGDfPvttqQK sectionY_BSAservicesheetno807.pdf pdf 57 KB All Models - Electric Horn Click
1rg8dHowzP2ZQmviB8d7lVCX-NrojsHPx sectionY_BSAservicesheetno808.pdf pdf 420 KB A, B, and M Group Models Wiring Diagrams Click
1GZxl5dRqhQzdEXTdUIYCz4KHqJGaH9n- sectionY_BSAservicesheetno809.pdf pdf 339 KB Generators - Models E3H and E3HM Click
1VBUtE2YWmECJP1EVp4mZyexw2qae5H4o sectionY_BSAservicesheetno810.pdf pdf 466 KB Model D1 -Wico Pacy- Geni Mag Equipment Click
1Dt4bqzZrS21f6bnSy4ME1AiJYfKWpduI sectionY_BSAservicesheetno811.pdf pdf 67 KB Models D1, D3 and C10L - Lamps Click
1RIRbcWDp95_RtDaTbteR4GqglrqzjjJK sectionY_BSAservicesheetno812.pdf pdf 366 KB Model D1 - Lucas Alternating Equipment Click
1xgp-g6P2Ykc5NcaWPnQ5hTF1F78qORNB sectionY_BSAservicesheetno813.pdf pdf 718 KB C and B Group Models - Lucas Lighting Click
1Q43O3MVaRXBPuS2Jg6E5y2DoY_EBvF9p sectionY_BSAservicesheetno814.pdf pdf 139 KB Model C10 - Wipac Lighting Click
1w2bolIUDyI6OBN9nLobmIFUbR_ZQCG2_ sectionY_BSAservicesheetno815.pdf pdf 101 KB Models D1, D3 and C10L - Varley Battery Click