Cylinder Barrel Sets

All Parts Available separately.

We also carry a wide range of Pistons and Piston Rings!
Also see Big Bore Kits and Cylinder Liners

BSA & Triumph Cylinder Barrels

Part Number	Description	Model
70-3332	8 Stud Cylinder Barrel, 71mm bore Buy Online	Triumph 650cc Pre Unit, T120/TR6/T110/6T
70-3524	63mm bore, Genuine New Old Stock, Ex Canadian Army, Still wrapped in original Canadian Army Packaging Barrel only, Pistons available seperately Buy Online	500cc Pre Unit TRW
70-4546	9 Stud, (Non-Ex Tappet Oil Feed Type), 71mm bore Buy Online	650cc Unit Triumph TR6/T120 1963-65
70-6304	9 Stud, (Ex-Tappet Oil Feed Type), 71mm bore Buy Online	650cc Unit 1966 On
70-6304C	9 Stud, (Ex-Tappet Oil Feed Type), 71mm bore c/w Genuine Hepolite Pistons	650cc Unit 1966 On
70-9719	8 Stud, 69mm bore Cylinder Barrel Buy Online	Triumph 500cc Unit Construction T100/TR5T/5TA
70-9719A	Alloy Cylinder Barrel c/w tappet guides (LM25)	Triumph 500cc Unit Construction T100/TR5T/5TA
70-9719C	8 Stud, 69mm bore c/w 70-6884 Genuine Hepolite Pistons (1968-74) OR c/w 70-6907 Pattern Squishband type Pistons (1959-68)	Triumph 500cc Unit Construction T100/TR5T/5TA
71-1219C	Alloy Barrel & Piston Kit Buy Online	BSA B50 1971-73 Triumph TR5MX
71-4005	10 Stud, 76mm bore Buy Online	Triumph 750cc Unit, T140/TR7

Barrel Only, Pistons available separately

Barrel Only, Pistons available separately

Part Number

Description

Model

Photo

M22/17

Iron Cylinder Barrel

500cc VelocetteVenom

M22/18

Iron Cylinder Barrel

500cc VelocetteThruxton

Barrel Only, Pistons available separately

Part Number	Description	Model	Photo
ET21AS	Alloy Cylinder Barrel	500/1000cc
VET21	Alloy Cylinder Muff only	500/1000cc
VET21AS	Cylinder Barrel (Muff & Liner complete)Buy Online	Vincent 500/1000cc Rapide, Lightning, Black Shadow, Black Prince