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BSA M20 WD Clutch Sprocket / Chainwheel
Single Spring Clutch ID Seat of Bearing 51.5 mm

BSA Firebird Scrambler Heat Shield Bracket   Made in England

Exhaust Valve BSA B31
V43 Head diameter 1.468" stem diameter 0,348" L: 3.828" use Valve stem cap 65-209 or 65-0209

Valve Stem Cap BSA B31 Inlet0.311 = 7.8994fits 65-1111 V42Ariel 423-33 = V40 = 0.312 

Valve End Cap Ariel VH
(31-103) = 0,341" = 8,6614mmBsa 0,348" = 8,8392mm

BSA M20 Rear Sprocket Bolt Set*3 nos - cone typenew, old stockplease look at all pictures

BSA 249 cc Cylinder Liner 1934 NOS
OD = 63 mm
ID = 60 mm
L = 6 3/8"

no warranty  Please view ALL pictures

BSA B31 Cylinder Liner 1946-61OD 75  mmID  71 mmL 152 mmsee ALL PicturesMade in England# Please view ALL pictures

BSA
250cc
Blue Star
4429
60mm
STD

OHV
Model: Blue Star, B34-3
C.R: 7.2 to 1
STD = 60 mm

with Gudgeon Pin and Piston Rings Please view all pictures

BSA B32 short Rod Cylinder Liner NOS 1955-590.842mm bore. 1955/9. For Aluminium barrels. 5.630” long.new, old stockL: 14,4cmAD:76mmID:70mmMade in England  Please view ALL pictures 

BSA B32 short rod Cylinder Liner NOS 1953-5470.842mm bore. 5.820” long.for alloy cylinderNew, old stockL: 15cmAD: 77mmID: 71mmMade in EnglandPlease view ALL pictures 

BSA 250cc, B1,B2,B18 & B20 Cylinder Liner NOS 1933-63mm borenew, old stockL: 14,5cmAD: 66mmID: 62mmMade in EnglandPlease view ALL pictures

BSA
7150
+030
63.75 mm
1930/4
249cc

no Gudgeon Pin
no Piston RingsPlease view all pictures

BSA A7. 500cc. Twin. Cylinder Liner Pair. 1950ID 65 mmL 114.5 mmOD 70 mmMade in England Please view ALL pictures

BSA/Triumph, Cylinder Liner, B25, C25, TR25W.

DM outside 73 mm
ID 64.4 mm
Hight: 122 mmPlease view ALL pictures

BSA A50. 15934. NOS.
7709
+30
66.25mm

with Gudgeon Pin and Piston Rings Please view all pictures

BSA OHV B33,34, M33 499cc. Cylinder Liner NOS 1947-52for aluminium barrelsbore 85mmnew, old stockL: 15,4cmAD: 96mm - 90mmID: 85mmMade in EnglandPlease view ALL pictures

BSA C15 Cylinder LinerPlease view ALL pictures   

BSA A7 Hepolite 2814 Piston Pair Std 62mm NOS
1947-1950
6.5:1 Please view all pictures

BSA B33. M33. Cylinder LinerMade in England   Please view ALL pictures

BSA A7 Hepolite 2814 Piston Pair Std 62mm NOS
1947-1950
6.5:1 Please view all pictures

BSA C10, C11, Piston 7150+030 NOS
Compression High: 26mm
Gudgeon Pin DM: 16mm
STD = 63mm
Made in England
with Gudgeon Pin Please view all pictures

BSA Hepolite Piston +20
NOS

OHV
Model: A7, Star Twin
C.R: 7.5 to 1
STD = 61.988 mm
1947-1950
  Please view all pictures

BSA C15 Piston STD = 67mm
Hepolite 16114
Diameter for Pin: 17.4mm
Compression Height: 37.7mm  Please view all pictures

BSA C15 Piston STD. = 67mm
gudgeon pin 11/16 17.4 mm
Compression Height: 36.1mm

no piston rings,gudgeon pin,circlips  Please view all pictures