Pick your bike, open a section, then match the red number on the drawing to the plate number in the parts list underneath. Every part shows its part number, price and an Add button.
Factory parts books (PDF) →Home>Make: Triumph>1965 Triumph 350 & 500 Twins 3TA, 5TA, T90, T100SS>Engine, Primary Drive & Clutch>Cylinder Block and Head, 5TA and T100SS
| Plate # | Picture | Part Name | Part # | Qty Fitted | Description | Price | |
|---|---|---|---|---|---|---|---|
| 1 | ![]() |
Cylinder base washer | E3798 | 5TA 1, T100SS 1 | Fits: 5TA, T100SS | $6.60 | View |
| 2 | Cylinder block | E4000 | 5TA 1, T100SS 1 | Fits: 5TA, T100SS | |||
| 3 | ![]() |
Plain washer | GS308 | 5TA 8, T100SS 8 | Fits: 5TA, T100SS | $0.55 | View |
| 4 | ![]() |
Nut | E2412 | 5TA 8, T100SS 8 | Fits: 5TA, T100SS | $4.30 | View |
| 5 | ![]() |
Tappet guide block | E4676 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $67.00 | View |
| 6 | ![]() |
Tappet block screw | H200 | 5TA 2, T100SS 2 | 7/16 in. U.H.; Fits: 5TA, T100SS | $6.80 | View |
| 7 | ![]() |
Serrated washer | E1612 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $0.45 | View |
| 8 | ![]() |
Tappet | E3753 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $139.00 | View |
| 9 | Cylinder head c/w guides | E4785 | 5TA 1, T100SS 1 | Fits: 5TA, T100SS | |||
| 10 | Valve guide | E3208 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | |||
| 11 | ![]() |
Valve guide circlip | E3209 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $1.75 | View |
| 12 | Exhaust pipe adaptor | E2961 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | |||
| 13 | ![]() |
Inlet valve | E4012 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $47.00 | View |
| 14 | ![]() |
Exhaust valve | E4013 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $52.00 | View |
| 15 | Bottom cup | E3740 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | |||
| 16 | Inner valve spring | E4010 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | |||
| 17 | ![]() |
Outer valve spring | E4011 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $3.36 | View |
| 18 | ![]() |
Top collar | E3742 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $12.00 | View |
| 19 | ![]() |
Split cotter | WE259A | 5TA 8, T100SS 8 | Fits: 5TA, T100SS | $5.60 | View |
| 20 | ![]() |
Cylinder head bolt | E4456 | 5TA 4, T100SS 4 | 2 25/32 in. U.H.; Fits: 5TA, T100SS | $5.50 | View |
| 21 | ![]() |
Plain washer | F2184 | 5TA 8, T100SS 8 | Fits: 5TA, T100SS | $1.71 | View |
| 22 | ![]() |
Cylinder head gasket | E4675 | 5TA 1, T100SS 1 | Fits: 5TA, T100SS | $55.00 | View |
| 23 | Inlet rocker box | E3745 | 5TA 1, T100SS 1 | Fits: 5TA, T100SS | |||
| 24 | Exhaust rocker box | E3744 | 5TA 1, T100SS 1 | Fits: 5TA, T100SS | |||
| 25 | ![]() |
Joint washer | E3743 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $7.95 | View |
| 26 | ![]() |
Rocker box stud | E3858 | 5TA 4, T100SS 4 | 15/16 in. O.A.; Fits: 5TA, T100SS | $5.01 | View |
| 27 | ![]() |
Plain washer | E3302 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $0.45 | View |
| 28 | ![]() |
Nut | F879 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $1.16 | View |
| 29 | ![]() |
Screw | E3668 | 5TA 4, T100SS 4 | 15/16 in. U.H.; Fits: 5TA, T100SS | $3.30 | View |
| 30 | ![]() |
Plain washer | E3857 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $0.65 | View |
| 31 | ![]() |
Cylinder head bolt | E3794 | 5TA 2, T100SS 2 | 5 7/16 in. U.H.; Fits: 5TA, T100SS | $16.01 | View |
| 32 | ![]() |
Cylinder head torque stay bolt | E3795 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $22.00 | View |
| 33 | Oil feed bolt | E3809 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | |||
| 34 | ![]() |
Copper washer | F1880 | 5TA 6, T100SS 6 | Fits: 5TA, T100SS | $1.50 | View |
| 35 | ![]() |
Domed nut | H400 | 5TA 2, T100SS 2 | printed E400 in this list; H400 in the 3TA/T90 list; Fits: 5TA, T100SS | $8.60 | View |
| 36 | ![]() |
Inspection cap | E4610 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $19.00 | View |
| 37 | ![]() |
Fibre washer | E3751 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $1.65 | View |
| 38 | Rocker | E3749 | 5TA 2, T100SS 2 | right exhaust, left inlet; Fits: 5TA, T100SS | |||
| 39 | Rocker | E3750 | 5TA 2, T100SS 2 | left exhaust, right inlet; Fits: 5TA, T100SS | |||
| 40 | Rocker ball pin | E3222 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | |||
| 41 | ![]() |
Rocker adjusting pin | E3223 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $8.40 | View |
| 42 | Adjuster lock nut | GS662 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | |||
| 43 | ![]() |
Thrust washer, 3/8 in. | E1330 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $1.38 | View |
| 44 | Thrust washer, 7/16 in. | E2534 | 5TA 6, T100SS 6 | Fits: 5TA, T100SS | |||
| 45 | ![]() |
Spring washer | E3224 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $4.05 | View |
| 46 | Rocker spindle | E3748 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | |||
| 47 | ![]() |
Sealing rubber | E3253 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $1.10 | View |
| 48 | ![]() |
Copper washer | E1335 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $2.31 | View |
| 49 | ![]() |
Domed nut | E1435 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $11.00 | View |
| 50 | ![]() |
Push rod | E4008 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $25.00 | View |
| 51 | ![]() |
Cover tube | E4751 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $43.00 | View |
| 52 | ![]() |
Bottom cup | E4746 | 5TA 2, T100SS 2 | Fits: 5TA, T100SS | $2.90 | View |
| 53 | ![]() |
Rubber washer | E4752 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $3.45 | View |
| 54 | ![]() |
Locking spring | E4671 | 5TA 4, T100SS 4 | Fits: 5TA, T100SS | $3.45 | View |