BSA WM20 Used Engine Spares

This is a special page, solely listing spares for BSA WM20 Engine parts.

Parts are genuine unless stated reproduction.

Spares for other WW2 Military motorcycles can be found here.

ENGINE BREATHER FOR TIMING CASE- 65-2165.

COMPLETE BREATHER SYSTEM FITTED TO POST WAR M20'S.

GENUINE ARMY WORKSHOP ENGINE BORE BRASS PLATE .

SHOWING STD BORE FITS UNDER CYLINDER BOLT NUT.

SET OF 10 M20 HEAD BOLTS .

A USED SET WITH SOME WASHERS .

PAIR OF FLYWHEELS. 66-635 STEEL .

I THINK THESE ARE M21 FLYWHEELS FROM REFERENCE NUMBERS .

PAIR OF USED VALVES .

USEABLE , PLENTY OF MEAT ON THEM.

BSA M21 HEAD BOLTS.-8.

LONGER THAN M20.

CRANKCASE OIL PIPE ADAPTORS.

PAIR OF USED ENGINE ADAPTORS.GOOD CONDITION.

TIMED BREATHER MAGNETO PINION FOR BSA GOLD STAR & OTHERS.

A POST WAR BSA SPORTS BIKE MAG PINION .

CRANKCASE OIL PUMP FILTER. 65-2623.

VERY GOOD CONDITION BRASS FILTER .

PAIR OF VALVE SPRING COLLARS – 66-221.

A GOOD CONDITION ORIGINAL PAIR.

MAGDYNO IDLER PINION-66-2250

A GOOD USED PART .

MAGNETO DRIVE PINION.

A USED AND USEABLE GENUINE PART.

WW2 TIMING COVER WITH SMALL BSA SCRIPT.

ITS BEEN BEAD BLASTED & IN GOOD CONDITION .

BSA ENGINE RIVETS – 27-1239.

UNOPENED BOX - ONE ONLY.

ENGINE TIMING PINION- 65-692.

USEABLE PINION USED NOTHING BROKEN .

OIL PUMP DRIVE SPINDLE. 66-2620.

BEST CONDITION - LITTLE USED DRIVE SPINDLE.

EXHAUST LIFTER SPINDLE – 66-1435.

USED & RE USEABLE.SPLINES LOOK GOOD .

N.O.S CAMS -65-2420- pair.

CLEANED AND IN BEAUTIFUL CONDITION .

N.O.S ENGINE DRIVE SIDE OIL FLINGER PLATE .-24-2113.

GOOD UNUSED AND WELL STORED .- THE ODD BLEMISH .

EXHAUST TAPPET AND GUIDE .

USED & RE-USEABLE PART .

INLET VALVE 66-235

USEABLE USED VALVE .

PAIR OF CAMS 65-2420.

NICE CONDITION PAIR .

ENGINE TIMING PINION . 65-692.

A USED PINION , STILL USEABLE .

CRANKCASE SCAVENGE COVER . 66-2611

A GOOD UNDAMAGED COVER COMPLETE WITH ITS BRASS FILTER .

N.O.S EXHAUST TAPPETS .

EXCELLENT ,STILL GREASED .

SET OF VALVES -USED -INLET AND EXHAUST.

A USEABLE PAIR OF ORIGINAL VALVES .

ENGINE STRAPS TO HOLD MAG/DYNO.

HAS BOLT AND TRUNNIONS -READY TO CLEAN UP AND RE USE .

N.O.S EXHAUST TAPPET. 66-1498.

STILL GOT PRESERVATIVE ON IT . OFTEN BROKEN.

BSA WM20 N.O.S CRANKCASE PLUGS .

REMOVED IF FITTING EARLY OIL PRESSURE INDICATOR.

BSA WM20 OIL PUMP.- 66-2588

GOOD , WORKING AND NO CRACKS TO BODY.

ENGINE SHAFT DISTANCE COLLAR. 66-660

USED -GOOD CONDITION FOR AGE .

OIL PUMP -COMPLETE.

A GOOD BODY WITH NO CRACKS.

OIL PUMP SECURING BOLTS-65-2604- PAIR.

USED ,READY TO USE PARTS.

OIL PUMP FIXING BOLTS , 65-2604

GOOD USEABLE ORIGINAL CONDITION .