Skip to content
Search
By Bike
BSA A Group
BSA B Group
BSA Bantam
BSA C Group
BSA M Group
BSA Spares
Norton Spares
Triumph Spares
Parts
Air Filters
Bolt Sets
Brake Cables
Brake Levers
Brake Pedals
Brake Shoes
Carbs & Accessories
Chain Tensioners
Chains
Choke Cables
Clutch Cables
Clutch Levers
Decals
Electrical
Engine & Gearbox
Exhausts
Footrests
Fork Seals
Frame
Fuel / Petrol Taps
Gaskets
Gear Levers
General Spares
Hand Grips
Handlebars
Ignition
Kickstarts
Lights and Accessories
Oil Filler Plugs
Rubber
Seals
Spark Plugs
Speedo Cables & Accessories
Sprockets
Stands
Steering
Suspension
Tank Badges
Throttles
Throttle Cables
Tyres & Tubes
Wheel Bearings
Wheel Components
Lubricants & Oils
Workshop Tools
Account
Site navigation
Search
Search
Cart
Menu
Site navigation
By Bike
BSA A Group
BSA B Group
BSA Bantam
BSA C Group
BSA M Group
BSA Spares
Norton Spares
Triumph Spares
Parts
Air Filters
Bolt Sets
Brake Cables
Brake Levers
Brake Pedals
Brake Shoes
Carbs & Accessories
Chain Tensioners
Chains
Choke Cables
Clutch Cables
Clutch Levers
Decals
Electrical
Engine & Gearbox
Exhausts
Footrests
Fork Seals
Frame
Fuel / Petrol Taps
Gaskets
Gear Levers
General Spares
Hand Grips
Handlebars
Ignition
Kickstarts
Lights and Accessories
Oil Filler Plugs
Rubber
Seals
Spark Plugs
Speedo Cables & Accessories
Sprockets
Stands
Steering
Suspension
Tank Badges
Throttles
Throttle Cables
Tyres & Tubes
Wheel Bearings
Wheel Components
Lubricants & Oils
Workshop Tools
Account
Item added to cart.
View cart and check out
.
Close
Close
Welcome to SJ Motorcycle Engineering. BSA Specialists.
Close
Home
›
Engine & Gearbox
Engine & Gearbox
Sort by
Featured
Best Selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, new to old
Date, old to new
HEPOLITE CRANKSHAFT BEARING BSA C15 B40 C25 B25 B44 B31 B33 B34 B50 M20 M21 TR25
Regular price
£30.99
View
SMALL END BUSH BSA B31 B33 B34 B40 B44 B50 M222 M23 M24 1937-1966 66-0492 SE13
Regular price
£8.95
View
TRIUMPH T150 T160 BSA A75 57-3940 CLUTCH SHOCK ABSORBER RETAINING PLATE 6 BOLTS
Regular price
£6.50
View
BSA A7 A10 B31 B33 CLUTCH PUSH ROD
Regular price
£5.99
View
Hepolite High Gear Bearing 5 Speed TRIUMPH BSA 60-4100
Regular price
£26.99
View
BSA A50 A65 CLUTCH CUSHION DRIVER RUBBER SET 65-3238 68-3239
Regular price
£9.99
View
BSA A7 A10 B31 CLUTCH CHAINWHEEL 57-1549 42-3266 43T SWINGING ARM MODELS 1958 ON
Regular price
£43.99
View
HEPOLITE CRANKSHAFT BEARING BSA A50 A65 TRIUMPH T120 TR6 6T T140 70-2879 68-0625
Regular price
£39.99
View
HEPOLITE BSA A50 A65 ROCKET 3 CRANKSHAFT BEARING TRIUMPH T120 T150 T160 70-1591
Regular price
£38.99
View
BSA BANTAM D10 D14 B175 SMALL END NEEDLE BEARING 90-1458 UK MADE
Sold Out
View
BSA B31 B32 B33 M20 M21 LUCAS MAGNETO PINION OIL SEAL 65-2316 1954-1960
Regular price
£6.50
View
BSA ROCKET 3 LAYSHAFT NEEDLE BEARING 57-1614 TRIUMPH T140 T150 T160 T120
Sold Out
View
BSA A50 A65 TRIUMPH T140 CLUTCH CENTRE OUTER PLATE 57-4437
Regular price
£14.50
View
BSA A50 A65 TRIUMPH T120 CLUTCH CENTRE INNER PLATE 57-4436
Regular price
£14.50
View
BSA A7 A10 B31 B33 CNC BILLET ALLOY CLUTCH PRESSURE PLATE 42-3173 57-0986 UK MAD
Regular price
£41.99
View
BSA A65 TRIUMPH T120 T140 CLUTCH ADJUSTER SCREW & NUT Clutch adjusting screw for Triumph T120, T140 and BSA A65 models. 3/8" x 24TPI UNF OEM: 14-0403 60-4180 57-2159 68-3308
From £2.99
View
BSA A10 A50 A65 TRIUMPH CLUTCH ROLLERS PACK OF 20 57-0394
Sold Out
View
BSA A7 A10 ROCKER INSPECTION CAP NUT 65-2153
Sold Out
View
HEPOLITE BSA PRE UNIT SINGLES BILLET OIL PUMP 1956-1962 B C M GROUP
Sold Out
View
BSA A50 A65 OIL PUMP SPINDLE 68-0310 TACHO DRIVE TYPE
Regular price
£38.99
View
←
1
2
3
4
5
6
…
11
→