Cylinder Head and Valves
Triumph Sprint · Cylinder Head, Valves, Pistons, Liners, Camshaft & Balancers · 29 parts · 3 on the shelf in Brea
Open this diagram in the interactive viewer → Click any callout on the drawing to jump to the part.
Triumph lists this drawing for the Sprint ST, VIN 139276 and lower.
Triumph builds more than one machine in this book and they do not all take the same parts.
Tell us which one you ride →
Motorcycles this catalogue covers
Our parts team checks fitment against your motorcycle before any order ships.
Every part on this diagram
1
3
6
7
9
T3555019
Washer, 12.5 x 27 x 1
Qty 12
Backordered at Triumph · we’ll confirm the ship date after you order
10
T1130150
Valve spring kit
Qty 1
If your engine number is 89420 or lower
No longer supplied by Triumph
10
T1131201
Spring Valve, Symmetrical
Qty 12
If your engine number is 89421 or higher
Backordered at Triumph · we’ll confirm the ship date after you order
11
T1130150
Valve spring kit
Qty 1
If your engine number is 89420 or lower
No longer supplied by Triumph
11
T1130140
Valve spring inner
Qty 12
If your engine number is 89421 or higher
No longer supplied by Triumph
16
19
26
T3990058
Gasket kit full
Qty 1
If your engine number is 92442 or higher
Backordered at Triumph · we’ll confirm the ship date after you order
Diagram and part data from Triumph’s own parts catalogue. Prices and availability are a dated snapshot, not a reservation. Fitment is Triumph’s data — send us the last six of your VIN if you want it checked before you order.
Southern California Motorcycles, 515 W Lambert Rd, Brea, CA 92821 · 714-256-6700
Triumph supply checked Oct 15, 2026.