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Cylinder Head & Valves

Triumph Bonneville · Cylinder Head, Valves, Pistons, Liners, Camshaft & Balancers · 80 parts · 1 on the shelf in Brea

Exploded parts diagram — Cylinder Head & Valves, Triumph Bonneville

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

Motorcycles this catalogue covers

Bonneville T100
2008–2026
Bonneville T120
2016–2026
Bonneville T120 Black
2020–2026

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

Every part on this diagram

1
T1157261
Cylinder Head, 2 Cyl, 97.6, M/C
Qty 1
Triumph has stock
$346.36
Order-in Ask the parts desk
2
T3000005
Dowel, Dia 6 x 16.5
Qty 4
Low stock at Triumph
$1.05
Order-in Ask the parts desk
3
T3456666
Plug, Flgd, M18 x 1.5, Slv, Enc
Qty 2
Triumph has stock
$7.22
Order-in Ask the parts desk
4
T1156034
Gasket, Cylinder Head, 97.6
Qty 1
Triumph has stock
$123.65
Order-in Ask the parts desk
5
T3100016
Stud, Shouldered, M8 x 55, Slv, Enc
Qty 4
Low stock at Triumph
$3.00
Order-in Ask the parts desk
6
T1156025
Shaft, Rocker
Qty 4
Triumph’s Aug 28, 2026 date has passed, we’ll confirm
$22.27
On backorder Ask the parts desk
7
T3205093
Bolt, HHF, Lghtd, M6 x 50, Slv
Qty 8
Low stock at Triumph
$6.24
Order-in Ask the parts desk
8
T1151120
Kit, Cyl Head Bolts & Washers
Qty 1
No date from Triumph yet
$87.14
On backorder Ask the parts desk
10
T1136024
Inlet Valve
Qty 4
Low stock at Triumph
$83.43
Order-in Ask the parts desk
11
T1136025
Exhaust Valve
Qty 4
Low stock at Triumph
$74.83
Order-in Ask the parts desk
12
T1136066
Platform, Spring, Valve
Qty 8
Low stock at Triumph
$6.74
Order-in Ask the parts desk
13
T1136006
Spring Valve
Qty 8
Triumph has stock
$20.34
Order-in Ask the parts desk
14
T1136001
Retainer, Spring Valve
Qty 8
Low stock at Triumph
$1.40
Order-in Ask the parts desk
15
T1130705
Collet
Qty 16
Low stock at Triumph
$1.50
Order-in Ask the parts desk
16
T1130710
Oil Seal, Valve Stem, 5mm
Qty 8
$9.87
In stock in Brea Ask the parts desk
17
T1136030
Rocker Assy, Cyl 1, Inlet
Qty 1
Triumph has stock
$91.53
Order-in Ask the parts desk
18
T1136031
Rocker Assy, Cyl 1, Exhaust
Qty 1
Triumph has stock
$82.73
Order-in Ask the parts desk
19
T1136032
Rocker Assy, Cyl 2, Inlet
Qty 1
Triumph has stock
$91.53
Order-in Ask the parts desk
20
T1136033
Rocker Assy, Cyl 2, Exhaust
Qty 1
Triumph has stock
$82.73
Order-in Ask the parts desk
21
T1131011
Shim, Dia 9.5, 1.725 mm
Qty -1
Triumph has stock
$10.57
Order-in Ask the parts desk
21
T1131012
Shim, Dia 9.5, 1.750 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131013
Shim, Dia 9.5, 1.775 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131014
Shim, Dia 9.5, 1.800 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131015
Shim, Dia 9.5, 1.825 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131016
Shim, Dia 9.5, 1.850 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131017
Shim, Dia 9.5, 1.875 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131018
Shim, Dia 9.5, 1.900 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131019
Shim, Dia 9.5, 1.925 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131020
Shim, Dia 9.5, 1.950 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131021
Shim, Dia 9.5, 1.975 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131022
Shim, Dia 9.5, 2.000 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131023
Shim, Dia 9.5, 2.025 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131024
Shim, Dia 9.5, 2.050 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131025
Shim, Dia 9.5, 2.075 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131026
Shim, Dia 9.5, 2.100 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131027
Shim, Dia 9.5, 2.125 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131028
Shim, Dia 9.5, 2.150 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131029
Shim, Dia 9.5, 2.175 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131030
Shim, Dia 9.5, 2.200 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131031
Shim, Dia 9.5, 2.225 mm
Qty -1
Low stock at Triumph
$8.43
Order-in Ask the parts desk
21
T1131032
Shim, Dia 9.5, 2.250 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131033
Shim, Dia 9.5, 2.275 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131034
Shim, Dia 9.5, 2.300 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131035
Shim, Dia 9.5, 2.325 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131036
Shim, Dia 9.5, 2.350 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131037
Shim, Dia 9.5, 2.375 mm
Qty -1
No date from Triumph yet
$5.27
On backorder Ask the parts desk
21
T1131038
Shim, Dia 9.5, 2.400 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131039
Shim, Dia 9.5, 2.425 mm
Qty -1
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$8.43
On backorder Ask the parts desk
21
T1131040
Shim, Dia 9.5, 2.450 mm
Qty -1
Low stock at Triumph
$8.43
Order-in Ask the parts desk
21
T1131041
Shim, Dia 9.5, 2.475 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131042
Shim, Dia 9.5, 2.500 mm
Qty -1
Triumph has stock
$10.57
Order-in Ask the parts desk
21
T1131043
Shim, Dia 9.5, 2.525 mm
Qty -1
Triumph has stock
$10.57
Order-in Ask the parts desk
21
T1131044
Shim, Dia 9.5, 2.550 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131045
Shim, Dia 9.5, 2.575 mm
Qty -1
Triumph has stock
$10.57
Order-in Ask the parts desk
21
T1131046
Shim, Dia 9.5, 2.600 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131047
Shim, Dia 9.5, 2.625 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131048
Shim, Dia 9.5, 2.650 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131049
Shim, Dia 9.5, 2.675 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131050
Shim, Dia 9.5, 2.700 mm
Qty -1
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$8.43
On backorder Ask the parts desk
21
T1131051
Shim, Dia 9.5, 2.725 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131052
Shim, Dia 9.5, 2.750 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131053
Shim, Dia 9.5, 2.775 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131054
Shim, Dia 9.5, 2.800 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131055
Shim, Dia 9.5, 2.825 mm
Qty -1
Triumph has stock
$10.57
Order-in Ask the parts desk
21
T1131056
Shim, Dia 9.5, 2.850 mm
Qty -1
Triumph has stock
$10.57
Order-in Ask the parts desk
21
T1131057
Shim, Dia 9.5, 2.875 mm
Qty -1
Triumph’s Aug 14, 2026 date has passed, we’ll confirm
$5.27
On backorder Ask the parts desk
21
T1131058
Shim, Dia 9.5, 2.900 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131059
Shim, Dia 9.5, 2.925 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131060
Shim, Dia 9.5, 2.950 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131061
Shim, Dia 9.5, 2.975 mm
Qty -1
Triumph has stock
$8.43
Order-in Ask the parts desk
21
T1131062
Shim, Dia 9.5, 3.000 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131063
Shim, Dia 9.5, 3.025 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131010
Shim, Dia 9.5, 1.700 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131064
Shim, Dia 9.5, 3.050 mm
Qty -1
Triumph has stock
$5.27
Order-in Ask the parts desk
21
T1131065
Shim, Dia 9.5, 3.075 mm
Qty -1
Triumph has stock
$2.09
Order-in Ask the parts desk
21
T1131066
Shim, Dia 9.5, 3.100 mm
Qty -1
Triumph has stock
$2.09
Order-in Ask the parts desk
22
T2078590
Cylinder Head Mount, Rear
Qty 1
No date from Triumph yet
$34.61
On backorder Ask the parts desk
23
T3205109
Bolt, HHF, Lghtd, M8 x 45, Slv
Qty 2
Triumph has stock
$4.74
Order-in Ask the parts desk
24
T1156093
Support, Cam Frame, Outer
Qty 2
Triumph has stock
$3.10
Order-in Ask the parts desk
25
T1156094
Support, Cam Frame, Inner
Qty 2
Triumph has stock
$2.59
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.