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Cylinder Head & Valves

Triumph Speed Triple · Cylinder Head, Valves, Pistons, Liners, Camshaft & Balancers · 26 parts · 4 on the shelf in Brea

Exploded parts diagram — Cylinder Head & Valves, Triumph Speed Triple

Open this diagram in the interactive viewer → Click any callout on the drawing to jump to the part.

Motorcycles this catalogue covers

Speed Triple 955i & 1050
Choose your year

Our parts team checks fitment against your motorcycle before any order ships.

Every part on this diagram

1
T1150818
Cylinder Head, 3 Cyl, Machined
Qty 1
Triumph has stock
$316.57
Order-in Ask the parts desk
2
T3000101
Dowel, Hollow, 8 x 14
Qty 4
Triumph has stock
$3.61
Order-in Ask the parts desk
3
T3201029
Bolt, RHHF, M6 x 40, Raw
Qty 16
Triumph’s Aug 28, 2026 date has passed, we’ll confirm
$1.95
On backorder Ask the parts desk
4
T3450000
Plug, PTF-SAE Short, 3/8-18, Enc
Qty 2
Triumph has stock
$6.16
Order-in Ask the parts desk
5
T1158855
Bolt, TX, M10 x 81
Qty 8
Triumph has stock
$7.57
Order-in Ask the parts desk
6
T3600188
O Ring, Fluorocarbon
Qty 3
$1.73
In stock in Brea Ask the parts desk
7
T3555041
Washer, 10.25 x 19.5 x 2
Qty 8
Low stock at Triumph
$2.62
Order-in Ask the parts desk
8
T3100015
Stud, Shld, M8 x 36.5, Slv, Enc
Qty 6
Low stock at Triumph
$2.53
Order-in Ask the parts desk
9
T1150961
Gasket, Cylinder Head, 5 Layer
Qty 1
Triumph’s Aug 21, 2026 date has passed, we’ll confirm
$110.89
On backorder Ask the parts desk
10
T3332578
Screw, Pan/HD, Shld, M6 x 65, Slv
Qty 1
Triumph has stock
$5.45
Order-in Ask the parts desk
11
T1260309
Seal, Cam Cover, Screw, Twin Lip
Qty 1
$5.39
In stock in Brea Ask the parts desk
12
T3331041
Screw, Pan/Hd, Tx, M6 x 25, Enc
Qty 2
$0.98
In stock in Brea Ask the parts desk
13
T2102333
Spigot, Bypass
Qty 1
Low stock at Triumph
$26.82
Order-in Ask the parts desk
14
T1130121
Valve, Inlet
Qty 6
Triumph has stock
$69.55
Order-in Ask the parts desk
15
T1130122
Valve, Exhaust
Qty 6
Triumph has stock
$69.55
Order-in Ask the parts desk
16
T1131216
Platform, Spring Valve
Qty 12
Triumph has stock
$5.83
Order-in Ask the parts desk
17
T1131217
Spring Valve
Qty 12
Triumph has stock
$16.66
Order-in Ask the parts desk
18
T1131215
Retainer, Spring Valve
Qty 12
Triumph has stock
$7.22
Order-in Ask the parts desk
19
T1130705
Collet
Qty 24
Low stock at Triumph
$1.50
Order-in Ask the parts desk
20
T1130710
Oil Seal, Valve Stem, 5mm
Qty 12
$9.87
In stock in Brea Ask the parts desk
21
T1210091
Oil Pressure Switch, M10
Qty 1
Low stock at Triumph
$46.64
Order-in Ask the parts desk
22
T3550546
Washer, Cu, OD 16 x ID 10.2/
Qty 1
Triumph has stock
$0.83
Order-in Ask the parts desk
23
T1151224
Restrictor, Oil
Qty 1
Triumph has stock
$6.16
Order-in Ask the parts desk
24
T1151225
O Ring, Restrictor
Qty 1
Triumph has stock
$1.86
Order-in Ask the parts desk
25
T3990147
Full Gasket Kit
Qty 1
See Service Section for kit breakdown
Triumph has stock
$536.64
Order-in Ask the parts desk
26
T3990148
Cylinder Head Gasket Kit
Qty 1
See Service Section for kit breakdown
Triumph has stock
$516.55
Order-in Ask the parts desk

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 Aug 5, 2026 · Brea shelf Aug 18, 2026.