!
!

OIL SEAL MAGDYNO DRIVE
65-2316
!
 3/4 X 1 1/2 X 3/8"

MAGDYNO DRIVE GEAR
65-2334
!

EXHAUST VALVE
65-2512
!

Diameter 1 17/32"
Length 4 3/32" overall
Stem 11/32"

ENGINE SPROCKET 2 LOBE 17T
65-2537
!

Top quality British Made sprocket.

ENGINE SPROCKET 2 LOBE 20T
65-2538
!
Top quality British Made sprocket

SUMP GAUZE

65-2623
!

All pre unit BSA singles use this. Gaskets included.

SUMP PLATE
BSASP1
!

Finned alloy sump plate for all pre unit singles. This replaces the steel plate. The big advantage: a drain plug. This makes life a lot easier when you need to drain the crancase. Also includes a magneto that catches loose steel particles.

PISTON 8,5:1 EARLY GOLD STAR, B33/34
ZMC12010/40
!

Piston for the early long conrod 500cc 1947-52
Oversize  + .040"  (STD size is 85mm)

PISTON 8,5:1 EARLY GOLD STAR, B33/34
ZMC12010/40
!

Piston for the early long conrod 500cc 1947-52
Oversize  + .040"  (STD size is 85mm)

PISTON 8,5:1 EARLY GOLD STAR, B33/34
ZMC12010/80
!

Piston for the early long conrod 500cc 1947-52
Oversize  + .080"  (STD size is 85mm)

FORGED PISTON 9,5 : 1 GOLDSTAR
ZMCGS951/10
!
American made forged piston with rings and circlips (no gudgeon pin). New old stock from the 60's.
Oversize +.010" (STD 85mm)

FORGED PISTON 9,5 : 1 GOLDSTAR
ZMCGS951/30
!
American made forged piston with rings and circlips (no gudgeon pin). New old stock from the 60's.
Oversize +.030" (STD 85mm)