Mechanical specifications for the 1980 Yamaha SR500.

The Britten V1000 stands as a testiment to creator John Britten's dream — and his determination to make it a reality.

The Britten V1000 stands as a testiment to creator John Britten's dream — and his determination to make it a reality.

The Britten V1000 stands as a testiment to creator John Britten's dream — and his determination to make it a reality.

The Britten V1000 stands as a testiment to creator John Britten's dream — and his determination to make it a reality.

The Britten V1000 stands as a testiment to creator John Britten's dream — and his determination to make it a reality.

The Britten V1000 stands as a testiment to creator John Britten's dream — and his determination to make it a reality.

The Britten V1000 stands as a testiment to creator John Britten's dream — and his determination to make it a reality.

Technical specifications for the 1984 Yamaha FJ1100.

Mechanical specifications for the 1979 Yamaha SR500.

Mechanical specifications for the 1980 Yamaha SR500.

Mechanical specifications for the 1978 Yamaha SR500.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

The Yamaha XS650 was the first twin from the venerable Japanese manufacturer.

Technical specifications for the 1964 Yamaha YG-1T Trailmaster 80.

Technical specifications for the 1954 Vincent Black Lightning.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

1956 Nimbus Type C inline four 746cc 60mm x 66mm 2 4.5:1 Single Nimbus Coil and breaker points with distributor Single-plate, dry 3 Riveted strap steel 6v Telescopic forks, no adjustment None 3.50in x 19in

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

The Nimbus Type C remains a reliable workhorse. And with a sidecar attached, it lends itself perfectly to an afternoon stroll or something more laborous.

Introduced in 1968, the BSA Rocket 3 just barely beat Honda's CB750 Four to market, making it the first mass produced multi. If it had been pushed into developement when it was first proposed to management in 1964, it might have changed BSA's fortunes.

1968 BSA Firebird Scrambler Parallel twin 654cc

1996 Yamaha FZR 1000 Inline four 1002 75.5 x 56 DOHC 5 Shim 12:1 Quad 38mm Mikuni n/a n/a n/a n/a n/a n/a 300 12V 12AH KYB 41mm tube, adj. spring preload; 4.7" travel KYB single shock, adj. rebound damping, sprin gpreload; 5.1" travel 130/60-17 170/6

1996 Yamaha FJ1200 Inline four 1188 77 x 63.8 DOHC 4 Shim 9.7:1 Quad Mikuni BS36 Breakerless digital electronic n/a n/a 5 630 O-ring chain Steel box section perimeter type double cradle 420 12V 12AH 41mm Kayaba telescopic fork, 5.9" travel Monocross, singl

1985 Yamaha FZ750 Inline four 749 68 x 51.6 DOHC 5 Shim 11.2:1 Quad 34mm Mikuni CV Transistorized breakerless Electric n/a 6 530 O-ring chain Double downtube, full cradle 300 12V 14AH Kayaba air-spring, 5" travel Single shock, 17-position adj. rebound damp

 1982 Yamaha ViragoXV750

1980 Yamaha XS850SG, LG, SH, LH

1980 Yamaha XS850H

1980 Yamaha XS850G

1975 Yamaha DT400 Single 397 85 x 70 n/a n/a n/a 6.4:1 Single 32mm Mikuni CD magneto Kick, folding crank n/a 5 520 single row chain n/a n/a n/a Telescopic fork Swing arm 3.00-21 4.00-18 6.3 x 1.0" 5.9 x 1.075" 55.5 n/a n/a n/a n/

1974 Yamaha DT360A Single 351 80 x 70 n/a n/a n/a 6.4:1 Mikuni VM30SS CDI Kick, folding crank n/a 5 Single row chain n/a 55 6V 4AH Telescopic fork Swing arm 3.00-21 4.00-18 1.075 x 5.91" 1.075 x 5.91" 56 292 n/a n/a n/a n/a

1971 BSA Victor MX Single 499 84 x 90 OHV n/a n/a 10:1 Single 32mm Amal E.T. Magneto Kick, folding crank n/a 5 Single row chain Tubular single cradle n/a n/a Telescopic fork Swing arm 3.00-20 4.00-18 8.75 x 6" 1.125 x 7" 56 n/a n/a

1970 BSA 750 Rocket Three Three cylinder 747 2.636 x 1.375" OHV n/a n/a 9:1 Triple Amal 28mm concentrics Alternator/coil n/a n/a 5 n/a Tubular double cradle n/a 12V 8AH Telescopic double damping Adjustable spring over shock 4.10-19 4.10-19 8" DLS

1970 BSA 650 Lightning AG5 Vertical twin 654 75 x 74 OHV n/a n/a 9:1 Dual 30mm Amal Concentric Battery and coil, dual point distribution n/a n/a 4 n/a Tubular double cradle n/a 12V 10AH Telescopic, double damping Adjustable spring over shock 3.25-19

1968 Vincent Egli-Vincent V-twin 998 n/a OHV n/a n/a n/a Dual 32mm Amal concentric Magneto Kick, folding crank n/a 4 Single row chain n/a n/a n/a Telescopic fork Swing arm 3.00-19 4.00-19 n/a n/a 56.600000000000001 n/a n/a n/a n/

1968 BSA A65 Lightning vertical twin 654cc 75mm x 76mm tappet 2 inlet=.008in exhause=.010in 9 1 Amal R930 34 coils and contact Multi plate with built in cush drive number of plates

1967 BSA Starfire Single 249 67 x 70 OHV n/a n/a 10:1 1.1" Amal concentric Battery and coil Kick, folding crank n/a 4 Single row chain n/a n/a n/a Telescopic fork Swing arm 3.25-18 3.50-18 7.0 x 1.125 7.0 x 1.125 52.5 n/a 302 n/a

1967 BSA Spitfire Mark III Vertical twin 654 75 x 74 OHV n/a n/a 10.1:1 Dual Amal Concentric Battery and coil Kick, folding crank n/a 4 Single row chain n/a n/a n/a Telescopic fork Swing arm 3.25-19 4.00-18 7.48 x 2.00" 7.0 x 1.125 56 n/a

1966 BSA Victor Special Single 441 79 x 90 OHV n/a n/a 9.5:1, 11.4 w/o plate Single 5/32 Amal Monobloc Energy transfer Folding crank, right side n/a 4 Single row chain n/a n/a n/a Telescopic fork Swing arm 3.25-19 4.00-18 7 x 1.12 6 x 1.12 5

1966 BSA Spitfire Mark II Vertical twin 654 75 x 74 OHV n/a n/a 10.5:1 Dual Amal Grand Prix 10GP2 Battery and coil Kick, folding crank n/a 4 n/a Tubular n/a n/a Telescopic, double action Swing arm, 3-position adjustable 3.25-19 4.00-18 190mm racin

1965 Vincent Black Lightning V-twin 998 3.31 x 3.54" n/a n/a n/a n/a Dual 32mm Amal TT Magneto Push n/a 4 Single row chain n/a n/a n/a Girder fork Swing arm 3.00-21 3.50-20 n/a n/a 56.5 403 n/a n/a n/a 31 Dry sump 70 @ 6

1965 BSA 650 Thunderbolt Twin 654 75 x 74 n/a n/a n/a 9:1 28mm Amal concentric Battery and coil n/a n/a 4 n/a Double loop cradle n/a n/a Oil dampened telescopic fork Oil dampened telescopic fork 3.25-19 4.00-18 Double leading shoe Single leadin

1965 BSA 650 Spitfire Hornet Viertical twin 654 2.95 x 2.91" OHV n/a n/a 9.0:1 Dual Amal Monobloc Energy transfer Kick, folding crank n/a 4 Single row chain Tubular, duplex cradle n/a n/a Telescopic fork Swing arm 3.50-19 4.00-18 n/a n/a 56

1956 BSA Gold Star 500SS Single 499 84 x 90 OHV n/a n/a n/a Amal TT Lucas Magdyno n/a n/a 4 n/a Tubular welded steel n/a n/a BSA hydraulic telescopic fork Hydraulic swing arm 3.25 x 19 3.50 x 19 7" Diameter drum 7" Diameter drum 56 410

1955 Vincent Black Prince V-twin 998 84 x 90 OHV 2 n/a 7.3:1 Amal Monobloc Battery and Lucas coil n/a n/a 4 Chain Tubular steel n/a n/a Girdrualic combo Armstrong single shock, swing arm 3.50-19 4.00-18 Dual single leading shoe drums, one on each