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
1zHwQYXgMsJC3cPNjearm0MYvkiilejO3 1. - Service Sheets index.pdf pdf 89 KB BSA Index of which service sheets for which bikes Click
1Hs6dE6CXt01ptj6mQ8yJMMCcNuB6_jE6 sectionA_BSAservicesheetno201.pdf pdf 200 KB A7, A10 Engine and Gearbox Exploded View Click
17V-blh0lHlXjQfAT13biT70Vxt2omHUN sectionA_BSAservicesheetno202.pdf pdf 76 KB A7, A10A Group Models Lubrication System Click
18ZVTpngY6cA7znuAQWLYaOFxRkn52FjG sectionA_BSAservicesheetno203.pdf pdf 115 KB A7, A10Engine Adjustments without removal Click
1qa4RBMGorLrnCxtyl3hP75FEgr0ECFyo sectionA_BSAservicesheetno204.pdf pdf 120 KB A7, A10 A Group Engine Dismantling for Decarbonising Click
1ec-f3rUhBME0z1vTAjecXoKd0OHR81-M sectionA_BSAservicesheetno205.pdf pdf 75 KB A group rigid plungerRemoval of the Engine Gear Unit from Frame Click
1JYNnxz229j-sL4qrABWRuv5tft9sGfGw sectionA_BSAservicesheetno206.pdf pdf 113 KB A groupA Group Models Complete Engine Dismantling Click
1-Y8rAApKNsBb9ij5Uowg-lUfTCdfckuo sectionA_BSAservicesheetno207.pdf pdf 42 KB A group Crankshaft Regrinding Click
1wI9rOlj3M4wujoUVx6mAX2PZqB-zwJPS sectionA_BSAservicesheetno208.pdf pdf 220 KB A groupComplete Reassembly of the A group Engine Click
1D_qjFIv4Vmjbv9TX4xmRkispntPLgmCb sectionA_BSAservicesheetno209.pdf pdf 82 KB A group, C10,C11,C12Dismantling and Reassembly of the Gearbox Click
1M2GZOTNaUdL3uU6b-YkBbOYRf-GlUG_F sectionA_BSAservicesheetno210.pdf pdf 71 KB A groupA Group Model Transmissions Click
1jhjSOSJFuP6fgdB1wTCxbidYkFVPxeEb sectionA_BSAservicesheetno211.pdf pdf 36 KB A group rigid plungerDismantling and reassembly of the clutch Click
15eRe815n111OoAGWqERrgi7ue7qV0SHj sectionA_BSAservicesheetno212.pdf pdf 587 KB A group (before eng ZA7-101)Hubs and Brakes Click
1Ti76988IcWsbgWmYkj78zE9BnGBPk5mA sectionA_BSAservicesheetno213.pdf pdf 49 KB A,B,M plungers Spring Frame on A, B, and M group models Click
1VTPyl97NeaL_fRUoJymaUDwny1duWKnL sectionA_BSAservicesheetno214.pdf pdf 92 KB A group swing armEngine Removal on A group swinging arm models Click
1a3Npj-LTCvWCIdBOsigE6KrQzupF48Su sectionA_BSAservicesheetno215.pdf pdf 156 KB A group swing arm Reassembly of the Engine on A Group Swinging Arm models Click
1UMcgZ0S8mbUyirQP5V6T-tR0GkayKy7p sectionA_BSAservicesheetno216.pdf pdf 52 KB A group swing armA Group Swinging Arm Models Useful Data Click
1L6olFokP90yR_g6nC4PSb4bRgxfOGrG9 sectionB_BSAservicesheetno301.pdf pdf 62 KB B Group B Group Engine Exploded View Click
1YX6JofGFWLlrayLDx7-r8y3WeEum3T9q sectionB_BSAservicesheetno302.pdf pdf 105 KB B Group and M33? B Group Gearbox Exploded View Click
1Ic1nOvg4JQChralgCGDlxJa4AlvQXpzn sectionB_BSAservicesheetno303.pdf pdf 106 KB B Group and M33 B Group and M33 Models Dismantling the Engine Click
1dibD_bt6q7vLR4_5BBLnLlsYT9mwtvW8 sectionB_BSAservicesheetno304.pdf pdf 107 KB B GroupB Group Removing Engine From Frame Click
1QtXKiceCwDt0NI7z7d5QPozbLX-Bei5x sectionB_BSAservicesheetno305.pdf pdf 55 KB B GroupB Group Models Reassembling the Engine Click
1LC_yvRsmHvfZQ1kynGbC5WDxdHtdCUyT sectionB_BSAservicesheetno306.pdf pdf 115 KB B Group until 1948B Group Models Dismantling and Reassembly of Gearbox Click
1rNmc8kICR3NwMZoNh-2AHODhEG5ilTka sectionB_BSAservicesheetno307.pdf pdf 59 KB B Group (not GB)B Group Models Transmission Click
1enAyXSmmV0UCRgIqSSbi5GNikp_JX2Dk sectionB_BSAservicesheetno308.pdf pdf 55 KB 6 spring clutchClutch on M Group, C11, C10, A Group(SA) and B Group Click
1gNRNL8TP8-rgZh-esWkV_BpyIdEGF2al sectionB_BSAservicesheetno309.pdf pdf 37 KB B and M groupsAdjustment, Dismantling, and Re-Assembly of the Rear Hub and Brake Click
1cGPqAvDiQ7Hb6XfR2ttIi9SQIz5v5seH sectionB_BSAservicesheetno310.pdf pdf 47 KB A and B group (welded frames)B and A Group Models Primary Transmission Click
1LZdbAMFB28lCmsvX1qPWf1RP4b8yR5XZ sectionB_BSAservicesheetno311.pdf pdf 68 KB A and B group - swing armDismantling and Re-Assembly of Gearbox and Gearchange Click
1OIGHkkJGTDX-C5mzarPRPi0aH5v4AuBM sectionB_BSAservicesheetno312.pdf pdf 18 KB B group - swing arm B Group (Swinging Arm Data) USeful Data Click
15cO6uCsLpb3Usf9ERbgrvia93G_boOwv sectionB_BSAservicesheetno313.pdf pdf 32 KB A and B group - swing armA and B Group Rear Suspension (Swinging Arm Models) Click
1eiLCsQyoQ2Y8zwASPg2mecrFXxmtCnU8 sectionB_BSAservicesheetno314.pdf pdf 52 KB B Group (engine prefix GB) B Group (with engine prefix GB) Models Primary Transmission Click
1HQ7z5VIrTD2wfoutF6ij7j-9rk1uwUtb sectionB_BSAservicesheetno315.pdf pdf 38 KB B Group (engine prefix GB)B Group (with engine prefix GB) Clutch Click
1wbyoJLmejO9CUn7U6_03D4919IrJmUle sectionC_BSAservicesheetno401.pdf pdf 84 KB C10 Engine Exploded View Click
1R87f0hSTuUDkljzWE4ePRl5XOGyVEhPS sectionC_BSAservicesheetno402.pdf pdf 86 KB C11 Engine Exploded View Click
1vXDkVUpJ0ItTZZfNxbh_LCnoHDnM93UK sectionC_BSAservicesheetno403.pdf pdf 123 KB C Group 3 Speed Gearbox Exploded View Click
168vJvsAlWv7AifqjalqjFzYbQCTkym2o sectionC_BSAservicesheetno404.pdf pdf 137 KB C Group Models Engine Adjustments wo Dismantling Click
1FivpB4QMaZZUCX1IXqGqS5MOkHsLKY5d sectionC_BSAservicesheetno405.pdf pdf 133 KB C Group Models Engine Dismantling for Decarbonising Click
1aXBH023HgYWOlm7359lqAMnsZ44pPLHm sectionC_BSAservicesheetno406.pdf pdf 94 KB C10 and C11 Engine Removal from Frame Click
12j7syF44goz6LR89iNUwPHLow4Xxr4Pv sectionC_BSAservicesheetno407.pdf pdf 73 KB C10 and C11 Models Reassembling the Engine Click
1bK-AMdPCzdhDt4hSs76GZjUXGDh-iadS sectionC_BSAservicesheetno408.pdf pdf 192 KB C Group Models Gearbox and Gearchange Click
1F6-w9JYpRRz-ACavy1tyAo8yalhVA4bY sectionC_BSAservicesheetno409.pdf pdf 88 KB C Group Models Primary Transmission Click
1qQnsM-soXB-fERGw-_8zrx9aM64WZu3U sectionC_BSAservicesheetno410.pdf pdf 83 KB C Group Models Hubs and Brakes Click
1-GEAvcqNHbSF5ADNL9SQcUunO07QvlaG sectionC_BSAservicesheetno411.pdf pdf 50 KB C Group Models Clutch Click
1N6HQs2v4_lt8Z1nRB03Js-yqJm5-Q7VR sectionC_BSAservicesheetno412.pdf pdf 208 KB C Group Models(Plunger Type Rear Suspension) Hubs and Brakes Click
1V5qgx40P9LKPzWd8POsHjOE02u1ysauf sectionC_BSAservicesheetno413.pdf pdf 82 KB C10L and C11G Engine Removal from Frame Click
16GOFZbt4Ma2o2dA-_xfrYzNLy4MgVguo sectionC_BSAservicesheetno414.pdf pdf 87 KB C10L and C11G Engine Reassembly Click
1NZ_7lXZndXBpuoGjtuCTEOvODHjokITy sectionC_BSAservicesheetno415.pdf pdf 68 KB C10L and C11G Models Useful Data Click
1GuhIm332DXNKukN9KBkKa69nqUIX5xSa sectionC_BSAservicesheetno421.pdf pdf 112 KB Model C15 Engine Dismantling for Decarbonising Click
1n4VGINBwVgV2k25z_a6_tZQZvQw6_txg sectionC_BSAservicesheetno422.pdf pdf 186 KB Model C15 Gearbox and Gearchange Click
1WauL2EMkh9qfOxFppSA9efd84OzqrEbL sectionC_BSAservicesheetno423.pdf pdf 56 KB Model C15 Complete Dismantling of the Gearbox Unit Click
1iS9-CKSZtwjo3cF_IlkWtuRMp05f3gsm sectionC_BSAservicesheetno424.pdf pdf 86 KB Model C15 Reassembly of the Gearbox Unit Click
1MbxDWL_C_lLDlkSSlfc890BzpFPxAfLn sectionC_BSAservicesheetno425.pdf pdf 112 KB Model C15 Hubs and Brakes Click
1r_8AIhNf3fVr8ofS2agn0MRg9pBdyAlv sectionC_BSAservicesheetno426.pdf pdf 86 KB Model C15 Front Forks and Steering Head Click
1Oa2-t_gJfLV4ZPrgo9JOHYEH1S_FBnw- sectionC_BSAservicesheetno427.pdf pdf 110 KB C15 Adjustments w\o Dismantling Click
1wXQXrCZ1oc0zRgec6UrE1NA71IVvi9fb sectionC_BSAservicesheetno504.pdf pdf 74 KB D Group Models Dismantling for Decarbonising Click
11ePT3jQSyOYOhP4x5D6QG2R8Wi35h9QO sectionC_BSAservicesheetno505.pdf pdf 182 KB D Group Models Engine and Gearbox Unit Removal From Frame Click
1aBI_8f3MsVWi0WnCGay4iVIAFdHsmaxu sectionC_BSAservicesheetno506.pdf pdf 214 KB Reassembly of D Group Models Engine and Gearbox Unit Click
1O7mGCzphOpMKiuIAg_8X7pNMm6mF_8_H sectionC_BSAservicesheetno507.pdf pdf 48 KB D Group Models Primary Transmission Click
1c6zXwo7QYlO9PhNtbQ4S7S3atDcuMOwA sectionC_BSAservicesheetno508.pdf pdf 181 KB D Group Models Dismantling/Reassembly of the Hubs and Brakes Click
1sQZoZS5ZV7lKKyQOtbXy3olSLU-1BD7V sectionC_BSAservicesheetno509.pdf pdf 127 KB D1, D3, C10L (until 1956)Front Forks and Steering Head Click
1so3rqiVBkrFRj-iDw9RMdxIKeUp_Gjk8 sectionC_BSAservicesheetno510.pdf pdf 18 KB D Group Models Useful Data Click
1d1GdKZTwxK5mc_AX-1CQuaVNAxTAE64X sectionC_BSAservicesheetno511.pdf pdf 17 KB Models D1 and D3 Workshop Data Click
1O4tkCLmfrwtVOywjO0CefdFSXSgCXNBn sectionC_BSAservicesheetno514.pdf pdf 36 KB D and C Group Models Plunger Type Rear Suspension Click
1ERR7OvHc14ZlxWNFywVZV6NSSnyLFaSk sectionC_BSAservicesheetno515.pdf pdf 102 KB Model D7 Hubs and Brakes Click
1__eMIZ-Lb6DbNnF9KaZ2QO6nphZzs-8k sectionC_BSAservicesheetno516.pdf pdf 64 KB Model D7 Front Forks and Steering Head Click
1EQlnu6Ak4aEFGnoitAKJ7iMRiesVjduH sectionM_BSAservicesheetno601.pdf pdf 56 KB M20 and M21 Engine Exploded View Click
11sHJgvQnYSwLz4Rm2imszaOvlkBZE5Mz sectionM_BSAservicesheetno602.pdf pdf 101 KB M Group Gearbox Exploded View Click
1D22fIfnaHANCkBRbw1NtBsP1ROJXsCFS sectionM_BSAservicesheetno603.pdf pdf 214 KB B, C, and M Group Models Lubrication System Click
1_xbgxM_vy3HXlDJyT3TE_8fs8Q4cUMJc sectionM_BSAservicesheetno604.pdf pdf 162 KB B and M Group Models Engine Adjustments without Dismantling Click
1fTp-t2kC7yVRTO0yH_bLRdFmHPk1ZhEj sectionM_BSAservicesheetno605.pdf pdf 69 KB B Group Models Engine Dismantling for Decarbonising Click
1g4wFY4ZYxpLg0PeAC8r7orQGjR4Jf1Vy sectionM_BSAservicesheetno606.pdf pdf 156 KB M Group Models Engine Removal From Frame Click
1EljTwV9XnvSNWmxbcsflvSOSv4UjcON8 sectionM_BSAservicesheetno607.pdf pdf 152 KB M Group Models Reassembling the Engine Click
1WG1o3t_iltQV_bvMKORd8pV7vD0MrVxm sectionM_BSAservicesheetno608.pdf pdf 188 KB B and M Group Models Gearbox and Gearchange Click
1CZ-IHyUToxSKCKbsMScL9TV6Ht3uUR0L sectionM_BSAservicesheetno609.pdf pdf 80 KB M Group Models Transmission Adjustments Click
1H-7Q-3TimXRmvtmKfjHhFS3TPYViy15q sectionM_BSAservicesheetno610.pdf pdf 60 KB M Group Models Dismantling and Reassembly of the Clutch Click
1vt4n9UW0qjlODMW4QRJMzUDuIQD662SX sectionM_BSAservicesheetno611.pdf pdf 75 KB M Group Models Hubs and Brakes Click
1mYqLPhDNkxeXGQAmJjeYvd6guMjwHzE- sectionM_BSAservicesheetno612.pdf pdf 39 KB All Models Brake Religning Click
10EVRe3Ay8lx4OnEhnZqVywoSB4ns4-4a sectionM_BSAservicesheetno613.pdf pdf 76 KB M Group Models Steering Head and Front Fork Adjustments Click
1ukxc1RTIaGLwzGnaHoAJLcdGv8DiujZN sectionM_BSAservicesheetno614.pdf pdf 45 KB Removal, Dismantling and Reassembly of Front Forks and Steering Head Click
1fnN_YgPtZE2952Of1_ys6FKq6qnfs0k0 sectionX_BSAservicesheetno701.pdf pdf 47 KB All Models Useful Data Click
17kHvXVEgrv_KXUQ6cgpsnXrlrY5msFH- sectionX_BSAservicesheetno702.pdf pdf 36 KB All Models Engine, Bush, and Shaft Diameters Click
1iCm73yr69tY8jO8hPZRxPtrEj1H86Yye sectionX_BSAservicesheetno703.pdf pdf 35 KB All Models - Bearings Click
1jhFPKET_XHByWD8zO5fPoZhFtGCG3Vwb sectionX_BSAservicesheetno704.pdf pdf 26 KB All Models Piston Clearances Click
1Wrf0NdqOK8KeUv_S95EdBtNRHT1JXdHd sectionX_BSAservicesheetno705.pdf pdf 34 KB All Models Periodical Maintenance Click
1RJ-IF-BCCWtoOZAeouyyPZdvV4k56c_Z sectionX_BSAservicesheetno707.pdf pdf 19 KB Goldstar and Competition Models Click
1ga3VlpLK_2tX08p7zh2Njm7zPfrDZ9kd sectionX_BSAservicesheetno708.pdf pdf 685 KB All Models - Carburation Click
1jTG5ocG2kI4U4E_Co28n0QfDnqB5cQ2n sectionX_BSAservicesheetno709.pdf pdf 40 KB All Models - Troubleshooting Click
1MvscDDHp8MA7DWDuMbwHeVsft2odxPeS sectionX_BSAservicesheetno710.pdf pdf 404 KB All Models - Chain Alterations and Repairs Click
1Gce8VpCM-DHbIDaSbL3bPpR4dFQhp4Mc sectionX_BSAservicesheetno711.pdf pdf 562 KB All Models - Service Tools 1946-1958 Click
1eyL8gozzjeP-gSPRYYQzxhOyphZccEq0 sectionX_BSAservicesheetno712.pdf pdf 93 KB All Models - Flywheel Balancing Click
1pJotHesASdPqxwZR-ei7zmMGCCtyf1M5 sectionX_BSAservicesheetno713.pdf pdf 81 KB All Models (except C15 and D Group) - Dismantling Click
1VEb6biJwSK64cgFrLol7iM8rQ8nO_So9 sectionX_BSAservicesheetno714.pdf pdf 187 KB Spoke Sizes Click
1ywCCCiAocXjSZVAQ72R6Zi6lvmqT_rew sectionY_BSAservicesheetno801.pdf pdf 302 KB A Group Models Magneto Click
1MJElGaQd--a_lsTQ22sIWOvc5qkDxpqx sectionY_BSAservicesheetno802.pdf pdf 351 KB B and M Group Models Magdyno Click
1Io-971pZNdXUI_u7irgZcHAV9pZWgv4I sectionY_BSAservicesheetno803.pdf pdf 179 KB C10 and C11 Coil Ignition Equipment Click
1AdHq0RQGQ4gR-7Tg7F1IujMyamEmYf6q sectionY_BSAservicesheetno804.pdf pdf 199 KB C10, C11, A, B and M Group Models regulator Unit Click
11_3v0yEz76lOc8FcGgQfxgduMeAJr39_ sectionY_BSAservicesheetno805.pdf pdf 240 KB All Models Battery - Lead Acid Types Click
1a2oWZ5ju0fWChDVSWMxGVJhfEEFz-X6t sectionY_BSAservicesheetno806.pdf pdf 147 KB All Models - Lamps Click
1ksQrSK3fAsi3GUzknodweqkhbDN4ZrMV sectionY_BSAservicesheetno807.pdf pdf 57 KB All Models - Electric Horn Click
1oxAc7qteH3GthvsJXkzwFf06D1Zdfm9P sectionY_BSAservicesheetno808.pdf pdf 420 KB A, B, and M Group Models Wiring Diagrams Click
1aaYQdlvcA-OUjuBwWcZmtZ2HwCBIR9jj sectionY_BSAservicesheetno809.pdf pdf 339 KB Generators - Models E3H and E3HM Click
1rQmD0q1tpjXJkVsov3cjtreBpKGpvUPV sectionY_BSAservicesheetno810.pdf pdf 466 KB Model D1 -Wico Pacy- Geni Mag Equipment Click
1qchKYcQG3N2XSB-pvqhzvIPBAXjTdI_N sectionY_BSAservicesheetno811.pdf pdf 67 KB Models D1, D3 and C10L - Lamps Click
1x1S6vFFlS1NruFSc07plh2G-xmJYzptP sectionY_BSAservicesheetno812.pdf pdf 366 KB Model D1 - Lucas Alternating Equipment Click
1svPgxP9Q7cI-sFMQSDVKEONdr25gQ9nh sectionY_BSAservicesheetno813.pdf pdf 718 KB C and B Group Models - Lucas Lighting Click
1SVptGKSh7E467yc6bg8ZjhbBoXK2eb7k sectionY_BSAservicesheetno814.pdf pdf 139 KB Model C10 - Wipac Lighting Click
10qQIPBp8TOpPZjlmEhqlvx6j8mihioth sectionY_BSAservicesheetno815.pdf pdf 101 KB Models D1, D3 and C10L - Varley Battery Click