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BSA Motorcycles

BSA B25 Starfire 1967

US Model Specification

This hot one can be yours at a cool price! The all-new BSA Starfire for 1967 has it all . . . sizzling performance . . . striking styling . . . and a sensible price that can put you in on the fun of BSA sportcycling at surprisingly low cost.

Lightweight design with big-cycle features! Starfire 250 combines the best of two worlds of 'cycling . . . famous BSA lightweight design for easy handling . . . and big-machine features like a high-performance alloy engine . . . 12-volt ignition . . . four-speed gearbox . . . and racing-type dual seat.

Powered for performance, built to last! The '67 Starfire 250 gives you an advanced powerplant for more get-up-and-go, more miles of trouble free operation. Here's what we mean . . . Four-stroke, single-cylinder o.h.v., design . . . 67mm x 70mm bore and stroke ... 10 to 1 compression ratio . . . aluminum alloy cylinder barrel and iron liner . . . aluminum alloy cylinder head with cast-in valve seats . . . lively sports camshaft . . . one- piece forged crankshaft . . . tough, forged aluminum connecting rod with microbabbit replaceable big-end liners . . . ball and roller crankshaft bearings with forced oil feed from double-gear type oil pump . . . provision for convenient strobe light timing . . . reliable Amal Concentric carburetor with air cleaner.

Power as you want it, when you want it! The Starfire 250's drive train gives you right-now response through a sweet-shifting four-speed constant mesh gearbox in unit with the engine . . . full-range gear ratios of 6.92, 8.6, 11.4 and 18.3 to 1 . . . smooth-acting multiplate clutch . . . duplex primary chain with adjustable tensioner. Other features include a % x rear drive chain with guard over the top run . . . folding starter pedal . . . and quick- change rear wheel.

All this - and more - in a Starfire 250! High performance is just the beginning . . . This BSA 250 also gives you powerful, safe internal-expanding brakes and hydraulically controlled springing on both wheels ... 12 volt battery ignition and lighting with A.C. generator . . . automatic ignition advance and retard . . . 125-mph speedometer . . . ammeter . . . stop and tail light unit with reflector . . . high-beam headlight indicator . . . electric horn . . . center and side stands . . . ball-end levers . . . sure-footed Dunlop tires . . . and complete tool kit.

BSA styling puts you out in front! The 1967 Starfire 250 has the bold look of a winner, and the rich look of motorcycles costing much, much more . . . Sapphire Blue side panels and two-tone blue and ivory tank are set off by contrasting black frame . . . many parts are finished in gleaming chrome plate or eye-catching polished alloy . . . and the cylinder barrel has the “in” look of squared-off finning. In styling, as in performance, you'll be ahead for many years to come with the exciting new Starfire 250.

VISIT YOUR FRIENDLY BSA DEALER TODAY

ENGINE: Vertical single - air cooled - light alloy construction

BORE AND STROKE: 67mm x 70mm

DISPLACEMENT: 250cc (15 cu. in.)

COMPRESSION RATIO: 10 to 1

VALVE GEAR: Overhead valves

CAM DESIGN: Full performance sports type

CARBURETION: Amal carburetor with concentric float bowl

IGNITION: Coil-battery-contact breaker set

ELECTRICAL SYSTEM: 12 volt AC/DC

EXHAUST SYSTEM: Single downswept pipe with sport muffler

GEARBOX: 4-speed with footchange

    1st gear (final - 18.3)
    2nd gear (final - 11.4)
    3rd gear . (final- 8.6)
    4th gear (final - 6.92)

CLUTCH: Multiple disc

ENGINE TO CLUTCH RATIO: 1.851

GEARBOX SPROCKET: 16-T

BOLT-ON REAR WHEEL SPROCKET: 49-T

WHEELBASE: 53 inches

OVER-ALL LENGTH: 83 inches

GROUND CLEARANCE: 8 inches

WEIGHT: 315 lbs.

SEAT HEIGHT: 32 inches

SEAT: Dual racing style

CENTER STAND/SIDE STAND: Both standard equipment

GAS TANK: 2 gallon, lightweight fiberglass construction

OIL TANK: . . 4 pints

HANDLEBAR: . Hi-western design

SPEEDOMETER: 125 mph

TIRES:

Front 3.25 x 18

Rear 3.50 x 18

COLOR: Sapphire Blue and ivory

Sold and serviced by over 800 authorized BSA dealers throughout the U.S.A. Specifications may vary slightly between eastern and western models. All specifications and models are subject to change or may be discontinued without prior notice.



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