Returns on eligible items
Contact 0 $0.00

Cylinder Head & Valves - Bonneville

Triumph Bonneville · Cylinder Head, Valves, Pistons, Liners, Camshaft & Balancers · 77 parts · 1 on the shelf in Brea

Exploded parts diagram — Cylinder Head & Valves - Bonneville, Triumph Bonneville

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

Triumph lists this drawing for the Bonneville, Bonneville Black Engine, Bonneville T100, Bonneville T100 EFI, Bonneville T100 A1, Bonneville T100 A2, Bonneville T100 50th Anniv, Bonneville T100 A2 McQueen, Bonneville T100 Black A2, Bonneville T100 1960 A2, Bonneville T100 A2 110th, Bonneville EFI, Bonneville Black Engine EFI, Bonneville SE A1, Bonneville A1, Bonneville SE A2, Bonneville A2, Bonneville SE2 A2, Bonneville A3, Bonneville Newchurch, Bonneville T100 A3, Bonneville T100 Black A3, Bonneville T100 SE, Bonneville T214 SE, Bonneville T100 Spirit. 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

Bonneville T100
2008–2026
Bonneville T120
2016–2026
Bonneville T120 Black
2020–2026
Bonneville T100 Black
2017–2020

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

Every part on this diagram

1
T1150960
Kit, Cylinder Head & Oil Pipes
Qty 1
If your engine number is 134325 or lower
No longer supplied by Triumph
No longer available
Not on our shelf No longer availableAsk the parts desk
1
T1150954
Cylinder head
Qty 1
If your engine number is between 134326 and 186916
No longer supplied by Triumph
No longer available
Not on our shelf No longer availableAsk the parts desk
1
T1150339
Spares Kit, Cylinder Head
Qty 1
Eng No 186917 > Eng No 282963-F2 / Eng No 273654-F4
Backordered at Triumph · expected Oct 30
$306.22
On backorder
1
T1150341
Cylinder Head, Spares Kit
Qty 1
Backordered at Triumph · we’ll confirm the ship date after you order
$502.57
On backorder Order through the parts desk
2
T3331299
Screw, Pan/HD, Tx, M6 x 40, Slv
Qty 12
$3.42
Available
3
T3000101
Dowel, Hollow, 8 x 14
Qty 12
$3.61
Available
4
T1150940
Gasket, Cyl Head, 2 Cyl, MLS
Qty 1
> Eng No 282963-F2 / Eng No 273654-F4
No longer supplied by Triumph
No longer available
Not on our shelf No longer availableAsk the parts desk
4
T1152915
Gasket, Cyl Head, 2 Cyl, 90 Bore
Qty 1
Eng No 282964-F2 / Eng No 273655-F4 >
$71.45
Available
5
T3100015
Stud, Shld, M8 x 36.5, Slv, Enc
Qty 4
Low stock at Triumph
$2.53
Limited availability
6
T3000103
Dowel, Hollow, 12 x 14
Qty 2
$3.78
Available
7
T1210644
Pipe, Oil, Cam Feed
Qty 1
$28.16
Available
8
T3600143
O Ring, ID 9.1 x 1.6, Viton
Qty 1
Low stock at Triumph
$1.99
Limited availability
9
T1210242
Bolt, Banjo, M6 x 20
Qty 2
$10.22
Available
10
T3550542
Washer, Cu, OD12.5 x Id6.4
Qty 2
$1.99
In stock in Brea
11
T3350071
Nut, M10 x 1.25
Qty 8
$10.01
Available
12
T1139091
Valve, Input
Qty 4
$61.60
Available
13
T1139092
Valve, Exhaust
Qty 4
$62.47
Available
14
T1131992
Thrust Washer
Qty 8
$6.33
Available
15
T1130086
Spring valve
Qty 8
*Part No Longer Available*
No longer supplied by Triumph
No longer available
Not on our shelf No longer availableAsk the parts desk
16
T1130053
Retainer, Spring, Valve
Qty 8
$1.99
Available
17
T1135500
Collet, Valve, 5.5mm
Qty 16
Low stock at Triumph
$1.99
Limited availability
18
T1130065
Bucket, Tappet
Qty 8
$14.71
Available
19
T3600004
Oil Seal
Qty 8
$14.45
Available
20
T1130200
Shim Tappet, 2.000mm
Qty -1
$9.43
Available
20
T1130202
Shim Tappet, 2.025mm
Qty -1
$7.57
Available
20
T1130205
Shim, Tappet, 2.050
Qty -1
$9.43
Available
20
T1130207
Shim Tappet, 2.075mm
Qty -1
$7.57
Available
20
T1130210
Shim, Tappet, 2.100
Qty -1
$9.43
Available
20
T1130212
Shim Tappet, 2.125mm
Qty -1
$9.43
Available
20
T1130215
Shim, Tappet, 2.150
Qty -1
$9.43
Available
20
T1130217
Shim Tappet, 2.175mm
Qty -1
$7.57
Available
20
T1130220
Shim, Tappet, 2.200
Qty -1
Low stock at Triumph
$9.43
Limited availability
20
T1130222
Shim Tappet, 2.225mm
Qty -1
$7.57
Available
20
T1130225
Shim, Tappet, 2.250
Qty -1
Backordered at Triumph · we’ll confirm the ship date after you order
$9.43
On backorder
20
T1130227
Shim Tappet, 2.275mm
Qty -1
$4.76
Available
20
T1130230
Shim, Tappet, 2.300
Qty -1
$9.43
Available
20
T1130232
Shim Tappet, 2.325mm
Qty -1
Low stock at Triumph
$9.27
Limited availability
20
T1130235
Shim, Tappet, 2.350
Qty -1
$9.43
Available
20
T1130237
Shim Tappet, 2.375mm
Qty -1
$7.57
Available
20
T1130240
Shim, Tappet, 2.400
Qty -1
$9.43
Available
20
T1130242
Shim Tappet, 2.425mm
Qty -1
Low stock at Triumph
$9.43
Limited availability
20
T1130245
Shim, Tappet, 2.450
Qty -1
$9.43
Available
20
T1130247
Shim Tappet, 2.475mm
Qty -1
$9.43
Available
20
T1130250
Shim, Tappet, 2.500
Qty -1
$9.43
Available
20
T1130252
Shim Tappet, 2.525mm
Qty -1
Low stock at Triumph
$9.43
Limited availability
20
T1130255
Shim, Tappet, 2.550
Qty -1
$9.43
Available
20
T1130257
Shim Tappet, 2.575mm
Qty -1
$7.57
Available
20
T1130260
Shim, Tappet, 2.600
Qty -1
$9.43
Available
20
T1130262
Shim Tappet, 2.625mm
Qty -1
$9.43
Available
20
T1130265
Shim, Tappet, 2.650
Qty -1
$9.43
Available
20
T1130267
Shim Tappet, 2.675mm
Qty -1
$7.57
Available
20
T1130270
Shim, Tappet, 2.700
Qty -1
$9.43
Available
20
T1130272
Shim Tappet, 2.725mm
Qty -1
$9.43
Available
20
T1130275
Shim, Tappet, 2.750
Qty -1
$9.43
Available
20
T1130277
Shim Tappet, 2.775mm
Qty -1
$7.57
Available
20
T1130280
Shim, Tappet, 2.800
Qty -1
$9.43
Available
20
T1130282
Shim Tappet, 2.825mm
Qty -1
$7.57
Available
20
T1130285
Shim, Tappet, 2.850
Qty -1
$9.43
Available
20
T1130287
Shim Tappet, 2.875mm
Qty -1
$7.57
Available
20
T1130290
Shim, Tappet, 2.900
Qty -1
$9.43
Available
20
T1130292
Shim Tappet, 2.925mm
Qty -1
Low stock at Triumph
$9.43
Limited availability
20
T1130295
Shim, Tappet, 2.950
Qty -1
$9.43
Available
20
T1130297
Shim Tappet, 2.975mm
Qty -1
$9.43
Available
20
T1130300
Shim Tappet, 3.000mm
Qty -1
$9.43
Available
20
T1130302
Shim Tappet, 3.025mm
Qty -1
$9.43
Available
20
T1130305
Shim, Tappet, 3.050
Qty -1
$9.43
Available
20
T1130307
Shim Tappet, 3.075mm
Qty -1
$9.43
Available
20
T1130310
Shim, Tappet, 3.100
Qty -1
$9.43
Available
20
T1130312
Shim Tappet, 3.125mm
Qty -1
$9.43
Available
20
T1130315
Shim, Tappet, 3.150
Qty -1
$9.43
Available
20
T1130317
Shim Tappet, 3.175mm
Qty -1
$9.43
Available
20
T1130320
Shim, Tappet, 3.200
Qty -1
$9.43
Available
21
T3990051
Gasket kit full
Qty 1
> Eng No 282963-F2 / 273654-F4
No longer supplied by Triumph
$259.63
Not on our shelf No longer availableAsk the parts desk
21
T3990062
Gasket Kit Full
Qty 1
Eng No 282964-F2 / 273655-F4 >
Low stock at Triumph
$441.78
Limited availability
22
T3990061
Gasket kit cylinder head
Qty 1
> Eng No 282963-F2 / 273654-F4 - PART NO LONGER AVAILABLE
No longer supplied by Triumph
$223.09
Not on our shelf No longer availableAsk the parts desk
22
T3990064
Gasket Kit, Cyl Head
Qty 1
Eng No 282964-F2 / 273655-F4 >
$351.55
Available Order through the parts desk
23
T3500102
Circlip, Valve Guide Retainer
Qty 8
$2.20
Available

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.