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Other Info

file_id nameType - sizeCommentsDownload
1xHr2VaV08n00lTApCbZ9TRNuF2WS4yiV 42-3107 clutch sleeve info re 1956-57 A and B series with full width hubs.jpg jpg 101KBClick
1CxEMJtvx9GpaSOrw1XFDyf7fkYhj3-Qi Britcycle - Pistons_Rings - various.pdf pdf 365KBClick
1ysGVL4G64erhh-jpEQZlIEFhW4wxuko5 bsa - all bearings - old factory sheet.JPG JPG 145KBClick
1yWambJqQRX1dC2gbpqe1UI6SvNWsQqCY BSA-What year is it - engine and frame numbers by year.pdf pdf 399KBClick
10gmyRm1Cwjr3gp5cj2HsxzEdYAscqX4u BSA Guide On Chains.pdf pdf 97KBClick
1-_6Qjx0q0cNP4zJEZ2d2Gc7oCtXo09c9 Draganflys piston and rings data.pdf pdf 1,068KBClick
1Cft7ZiwabDQbKiADIIL549NwJ4NJM8Ml Removing Triumph Sludge Tube - Vintage Bike Magazine.pdf pdf 363KBClick
1fY_zcT7Bnrk2AnNHkjI1QknTfY7Njzq_ Roy Bacon - Illustrated BSA buyers guide.pdf pdf 32,933KBClick
1pCbDjzBxpyNrhfZhdfp55CYv0cwohTKE SingleLeadingShoe - leading or trailing.pdf pdf 219KBClick
1tEO73TuTVISz7c5ca-kNTQNPwH1X_Fo_ threads type-tpi-pitch.xlsx xlsx 10KBClick

A Series engine

file_id nameType - sizeCommentsDownload
1N9SrF0SmRx4gzTE0DF0aj4p80BS3_fu_ A7 long stroke described Motor Cycling Sept 19th 1946.pdf pdf 1,306KBClick
1I3P2fMw_BBo-jU_1FDv_5wSxVQU2JFe2 a7a10 engine exloded view - swingarm.jpg jpg 498KBClick
1Ss8w4BWjBaBRVotyiLCWqyJSE9GvjNX4 A10 - convert crankshft degrees to linear position.jpg jpg 227KBClick
1amrSu6L8agG0sck0exttKcnSNavf4H4f A10 conrod info.jpg jpg 145KBClick
111EilE5q7d7UXLWQ-f0NL4A_TGyK53DZ A10 engined Fairthorpe Atomota car Practical Motorist and Motor Cyclist September 1958.pdf pdf 1,382KBClick
1qXDlKPjrFnhWdsjimiVuwfbYm1cGq2MD A10 oilflow - from Service Sheet.JPG JPG 123KBClick
18hOoHp5abw7EatXOpjOCNKpcnKOhEeb1 A10 patent Valve gear.pdf pdf 384KBClick
16Ay3CabgTlOhQWwLouGStLhbKcJf0mi5 A10 piston spec - JP.pdf pdf 212KBClick
1YXnhAClC0uiWWQEB-8ElBwC2RfcQGcQo A10 Primary & Timing Cover Screws - RogerSB.jpg jpg 208KBClick
1gpWHvRDRB7V0s-11AwfRfp8ocxj30-ui A10 timing-primary-gearbox screws - RogerSB.jpg jpg 232KBClick
18J9COv8Vnka9yw3O-d7951RSigq425KV A10 Valve Timing.jpg jpg 91KBClick
1F4R3NBcxuPgdNwmttKf9DDBpgykAd2RY AE pistons 198110.jpg jpg 248KBClick
1ImdQtsrnRY7bukDcdS3upZ5KM6n8YHE_ A group alloy oil pump1 Oct 1971 -no.39-71.jpg jpg 876KBClick
1yc5f3JT9IRlt6gdEJg3psR1z7Tnqk1MV A series balancing - Hap Alzina 1959.jpg jpg 882KBClick
1JFwFJEsfzFsdiXmjbhLx6LbagudpCas_ BSA A10 engine H Hopwood Motor Cycle 3 July 1952.pdf pdf 560KBClick
1d9Zx1dbSA_WxD50lfSleYmKP1MMcHrUx BSA A Series cam and tappet data.docx docx 14KBClick
17KdBFc7w5_HXYTSLo83S8E0H0D02ppx7 BSA A twins overhaul Practical Motorist and Motor Cyclist August September 1958.pdf pdf 3,706KBClick
1Te5d1QI7aCPI3HSsPmMvlTdbc1Tit5md BSA_A10_Roller_Conversion.pdf pdf 589KBClick
1VaKqPyohl-L6XPNWW-R40l6DMbl6tfiE Bulletin 10 Feb. 1964 - make short rod A10 using A7 rods and bored A7SS thick flange barrels.jpg jpg 243KBClick
1PagDzYC8FCTPgmkWGKr22ksxmDYkv0I_ cam lobe lift for 356 357 358- not valve lift.jpg jpg 48KBClick
1B_w_ToC40STy_iEYpHuauN4HTM1n_iTD clutch springs and cups springcup.jpg jpg 104KBClick
1GyhGWwV33D1V-kFdnpbitBBY-geK9SpW Colsbeeza Rings Comparison measurements.pdf pdf 418KBClick
1bJDf3MtCsWHZ4h0yRDlJFg3KJpjE6Qss Cush drive & engine sprocket information.jpg jpg 217KBClick
1xIS22_o_KgwYIuMEninb7K1M_5NMoMbr NOTES ON IMPROVING THE PERFORMANCE of the BSA 650 A10.pdf pdf 52KBClick
1WRh62W6eQ321_yvf5xhc76AfgpO3ZYAx Service sheet 48 Feb 1958 A group conrod bolts and nuts-changed.jpg jpg 830KBClick
1A23gXoRPxjO4qxIrUmnrjQ9sYL29Rxiw Simplified diagram of BSA clutch.jpg jpg 278KBClick
1_0GKxWJjRiHL-pRwnO6k5hKvZtLpefcu SRM - A10 Oil pump instructions.pdf pdf 440KBClick
1-sGHo3-yabA303rQAMLaWVVgGSyeJdLy swingarm gearbox and clutch 2.jpg jpg 578KBClick
1enN4dqXDF1aUBSt3Qqx3RKm6GtXOt6bQ Thunder_Engineering_Conrods.pdf pdf 434KBClick

A Series misc

file_id nameType - sizeCommentsDownload
16JEA24alNwuJ0H3JmaXoLXj0RrfHuGSP BSA A10 Swinging Arm Chain Sizes.jpg jpg 186KBClick
1GBMGQps21HNd7sLfH3l2YGzbbDfLZwgH BSA Rocket Gold Star Road test - Motorcycle Nov 1962.pdf pdf 2,902KBClick
1_EN_dUCOR16ZlvctgR6ebJlx-sGM6-R3 Model differences between UK and USA model A10 Super Rockets.docx docx 15KBClick
1hKvVig30KnDVhLwTgEhCjEDQCzzHPYGc Model differences between UK and USA model A10 Super Rockets.pdf pdf 137KBClick

B and M series

file_id nameType - sizeCommentsDownload
1VLA335V6nCDtdpySTZY_mbJoWS0FW-F- B31_B32_B33_B34_M33_oilflow - From service sheet 603.jpg jpg 94KBClick
1gVLdxxNR3mbAmn9kxxPfHqd8c9viIaf2 B33 rings specs-1.jpg jpg 793KBClick
1MTz5ZLB5ziJhYQ1C4cTzTMnDCOCx56qT B33-34 1947-52 piston spec 12010.pdf pdf 740KBClick
1ImqmqYe1-b6kZXFOwpM5cmSIpq4nBX9H BSA Engine And F rame Numbers by Year.pdf pdf 400KBClick
12lOhRKesX586gMPkJfTe3e2TWRyiLGFS goldstar cam combinatons and clearences.jpg jpg 28KBClick
1mpdVl4lWVdmiEghaD5uQWG502V_F9YqM goldstar cams.jpg jpg 98KBClick
1QXfuWn5GjOsFqXAX8VBGPP8xLZ3_2LMG M23 Empire Star engine restoration 1953 article.pdf pdf 2,414KBClick
1gGsg65j3dTjHmMiPJt6Gef8xNZYSyZqC M23 Empire Star gearbox restoration 1953 article.pdf pdf 2,399KBClick
1E6xRG_X5Uv4CI-xMH-FjEpAqzBdOaVbb M23 Empire Star overhaul frame forks hubs 1953 article.pdf pdf 2,444KBClick
123xRm437BAiq1LckamFhEQKExhv5b-Jd setting-the-ignition-on-your-bsa-wdm20.pdf pdf 434KBClick

Electrical and Mag

file_id nameType - sizeCommentsDownload
1dr9RSyRFeBQnfBabUOWJUxlqtpCwaIDE BSA Battery Sizes.jpg jpg 614KBClick
1Fzn85SiGQh3Q1_hrCTh_awJYKpNv3a-N How a magneto works - MAGNETO_REBUILD - Classic MC Mechanics.pdf pdf 2,037KBClick
1RwG-tHqEkaZfkb2kw3Cgx7NjCjoqyX1A Mag -Insulator flowers - from kiwipom on a7a10 forum.jpg jpg 1,399KBClick
1cvfvLy_eUlf61cvHUh6xfknAD7vqw3mw Magneto_Tips_by_Mark_Seibert.pdf pdf 592KBClick
1E019n5uJDzl0E1vmovAi2RYdKBzzQV1g Offerings to the god of sparks - Stuart Francis.pdf pdf 3,612KBClick
116qOfGeTtPnLNn648_aPtP3t6P4n3y5T Testing dynamo with bulb or meter.jpg jpg 259KBClick
1_bwkRlPEMSnSjPCWF_7fnQTIRoknPc6G Testing regulator with bulb or meter.jpg jpg 226KBClick

V twins

file_id nameType - sizeCommentsDownload
1pgnZDpssG5ZZOR_fzRLluW376lDnpIIu BSA J12 Y13 V twin engine overhaul.pdf pdf 944KBClick
1lQ4aOL1xErH-HHygd6FePfj69Arzpm6B BSA Y13 G14 V Twin machines .pdf pdf 4,906KBClick