Engine & Transmission :: Engine Lower :: Bolts & Nuts

CODE: bolt-set0078-B14

Triumph Pre-Unit Engine Mounting Stud / Bolt Set - 500/650cc Models from 1954-59

£56.95 (£68.34 inc VAT)

OEM: 00-0078

Triumph Pre-Unit Engine Mounting Stud / Bolt Set - 500/650cc Models from 1954-59 To mount the engine and gearbox in pre-unit models with a single...

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CODE: screwkit-952M-B9

Triumph Chaincase / Gearbox / Timing Cover Screw Kit - Pre Unit 5T and 6T Models From 1956-62

£37.95 (£45.54 inc VAT)

OEM: E3439, E3437, E3444, E3442, E3438, 70-3439, 70-3437, 70-3444, 70-3442, 70-3438

Triumph Chaincase / Gearbox / Timing Cover Screw Kit - Pre Unit 5T and 6T Models From 1956-62 Complete set of engine/gearbox screws suitable for later 5T...

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CODE: wash3300-B13

Triumph Crankshaft Timing Pinion Clamping Washer - Pre Unit + 650/750cc Unit Twins From 1954-82

£4.95 (£5.94 inc VAT)

OEM: 70-3300, E3300

Triumph Crankshaft Timing Pinion Clamping Washer - Pre Unit + 650/750cc Unit Twins From 1954-82 Locates between the right hand main bearing and timing...

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CODE: bolt0241-B19

Triumph T140, TR7 Cylinder Head Bolt - UNF Thread

£2.45 (£2.94 inc VAT)

OEM: 14-0241

Triumph T140, TR7 Cylinder Head Bolt - UNF Thread Length UH: 3+1/2" (88.6mm) Diameter: 3/8" UNF thread OEM: 14-0241

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CODE: bolt574-B19

BSA A7, A10 Magneto Bolt - 67-1259

£3.95 (£4.74 inc VAT)

OEM: 67-1259

BSA A7, A10 Magneto Bolt - 67-1259 BSA A7/A10 extended magneto fixing bolt Mounts the magneto to the engine, this is the lover fixing bolt that can't be...

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CODE: bolt735H-B19

Triumph T140 Cylinder Head Stud - 21-2200

£3.95 (£4.74 inc VAT)

OEM: 21-2200

Triumph T140, Cylinder head stud (centre 5/16" stud) OEM: 21-2200

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CODE: screwkit-950M-B9

Triumph Chaincase / Gearbox / Timing Cover Screw Kit - Pre Unit Dynamo models Circa 1946-53

£37.95 (£45.54 inc VAT)

OEM: E1049, E427, E2691 , E329. T452, E573, 70-1049, 70-0427, 70-2691, 70-0329, 57-0452, 70-0573

Triumph Chaincase / Gearbox / Timing Cover Screw Kit - Pre Unit Dynamo models Circa 1946-53 Complete set of engine/gearbox screws suitable for 5T, T100,...

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CODE: nut0076-B14

Triumph Twin - Cylinder Base Nut - W76

£1.25 (£1.50 inc VAT)

OEM: W76, 37-0076

Triumph Twin - Cylinder Base Nut - W76 Also used in some pre-unit gearboxes OEM: W76, 37-0076

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CODE: bolt410

BSA Engine/Gearbox Mounting Bolt Set - B Group Swinging Arm Models

£19.95 (£23.94 inc VAT)

BSA Engine/Gearbox Mounting Bolt Set - B Group Swinging Arm Models 9 Pieces

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CODE: nut1492-B13

Triumph Exhaust Camshaft Nut LH Thread - 500/650cc Pre-Unit Twins

£4.95 (£5.94 inc VAT)

OEM: 70-1492, E1492

Triumph Exhaust Camshaft Nut LH Thread - 500/650cc Pre-Unit Twins Camshaft retaining nut. 5/8" 20 TPI with left hand thread. OEM: 70-1492, E1492

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CODE: wash0644-B18

BSA Crankshaft Gear Side Tab Washer - A50, A65, A7 and A10 Models - 1947 Onwards

£1.25 (£1.50 inc VAT)

OEM: 67-0644, 67-644

BSA Crankshaft Gear Side Tab Washer - A50, A65, A7 and A10 Models - 1947 Onwards Half time pinion lockwasher as used on all A50 and A65 models from...

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CODE: nut0398-B18

Triumph Crankshaft Timing Pinion Nut - 500/650cc Pre-Unit Models

£6.95 (£8.34 inc VAT)

OEM: 70-0398, E398

Triumph Crankshaft Timing Pinion Nut - 500/650cc Pre-Unit Models 3/4" x 20 TPI - Stainless steel OEM: 70-0398, E398

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CODE: bolts2980b-B19

BSA Engine Stud - 31-222

£2.25 (£2.70 inc VAT)

OEM: 31-222, 31-0222, 67-0280, 70-2980

BSA Engine Stud - 31-222 Coarse thread to screw into the engine, and fine thread for the nut. OEM: 31-222, 31-0222, 67-0280, 70-2980

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CODE: nut1463-B13

Triumph Inlet Camshaft Oil Pump Drive Nut - Pre Unit 500/650cc Twins - Circa 1946-61

£8.95 (£10.74 inc VAT)

OEM: 70-1463, E1463

Triumph Inlet Camshaft Oil Pump Drive Nut - Pre Unit 500/650cc Twins - Circa 1946-61 Correct fitment for earlier pre-unit twins - 3TA, 5T, T100, 6T,...

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CODE: nut3120-B14

Triumph Crankshaft Drive Side Nut - Pre Unit 500/650cc Dynamo Models - Circa 1953-59

£5.45 (£6.54 inc VAT)

OEM: 70-3120, E3120

Triumph Crankshaft Drive Side Nut - Pre Unit 500/650cc Dynamo Models - Circa 1953-59 Engine sprocket nut as used on pre-unit T100, TR5, T110, TR6 and...

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CODE: domenut1531-B13

Triumph Primary and Gearbox Cover Dome Nut - Unit 350/500/650cc Models Circa 1963-68

£2.95 (£3.54 inc VAT)

OEM: 97-1531, H1531

Triumph Primary and Gearbox Cover Dome Nut - Unit 650cc Models Circa 1963-68 Chrome plated acorn nut used to secure both the primary chaincase cover and...

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CODE: stud2149-B19

Triumph Gearbox Inner Cover Stud - 750cc Twins + Later T120 and TR6 Models From 1972 Onwards

£2.45 (£2.94 inc VAT)

OEM: 21-2149, S2149

Triumph Gearbox Inner Cover Stud - 750cc Twins + Later T120 and TR6 Models From 1972 Onwards Crankcase to gearbox stud as used on later 650cc twins from...

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CODE: gbox008-B18

Triumph Crankshaft Timing Pinion Nut - Unit 650cc Models Circa 1963-71

£5.95 (£7.14 inc VAT)

OEM: 70-4565, E4565

Triumph Crankshaft Timing Pinion Nut - Unit 650cc Models Circa 1963-71 Correct fitment on unit 6T, T120 and TR6 models. OEM: 70-4565, E4565

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CODE: nut3772-B13

Triumph Gearbox Adjuster Sleeve Nut - Pre Unit 500/650cc Models Circa 1955-62

£4.45 (£5.34 inc VAT)

OEM: 82-3772, F3772

Triumph Gearbox Adjuster Sleeve Nut - Pre Unit 500/650cc Models Circa 1955-62 Timing side sleeve nut - locates on the gearbox top clamp stud to position...

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14-6608 - Triumph Chaincase Timing Cover Cheese Head Screw

CODE: bolt6608-B13

Triumph Chaincase / Timing Cover Cheese Head Screw - 1969 onwards

£1.45 (£1.74 inc VAT)

OEM: 14-6608

Triumph Chaincase / Timing Cover Cheese Head Screw - 1969 onwards Length 1" x 1/4'' UNC thread Made in England OEM: 14-6608

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CODE: wash3770-B13

Triumph Serrated Gearbox Clamp Washer - Pre Unit 500/650cc Models Circa 1956-62

£2.45 (£2.94 inc VAT)

OEM: 82-3770, F3770

Triumph Serrated Gearbox Clamp Washer - Pre Unit 500/650cc Models Circa 1956-62 Serrated clamping washer, fits on the top gearbox mounting stud to...

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CODE: nut035-B14

Alternator Mounting Nut - Triumph - 21-7051

£0.75 (£0.90 inc VAT)

OEM: 21-7051

Alternator Mounting Nut, Manifold Nut, etc - Triumph - 21-7051 Fits the early Triumph pre-unit and other models For mounting the alternator stator on the...

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CODE: nut2177-B14

T140/TR7 Cylinder Base Nut - Outer - 21-2177

£0.95 (£1.14 inc VAT)

OEM: 21-2177

T140/TR7 Cylinder base nut (Outer studs) 1972-82 OEM: 21-2177

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CODE: stud3769-B14

Triumph Gearbox Top Mounting Stud - Pre Unit 500/650cc Models Circa 1956-62

£2.95 (£3.54 inc VAT)

OEM: 82-3769, F3769

Triumph Gearbox Top Mounting Stud - Pre Unit 500/650cc Models Circa 1956-62 Threaded mounting stud, correct fitment on T100, 6T, T110, T120, TR6 models....

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CODE: stud1539-B19

Triumph Crankcase Oil Pipe Block Stud - Pre Unit 350/500/650cc Twins From 1939-62

£2.95 (£3.54 inc VAT)

OEM: 70-1539, E1539

Triumph Crankcase Oil Pipe Block Stud - Pre Unit 350/500/650cc Twins From 1939-62 Oil junction block to crankcase stud - correct fitment on pre-unit...

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CODE: enginenut-3977-B13

Alternator Rotor Locknut - Triumph - 70-3977

£2.95 (£3.54 inc VAT)

OEM: E3977, 70-3977

Alternator Rotor Locknut - Triumph - 70-3977 For mounting the alternator magnet rotor on the crankshaft. Pre-unit Triumph engines, and other models....

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CODE: screwkit-951M-B9

Triumph Chaincase / Gearbox / Timing Cover Screw Kit - Pre Unit Dynamo Models Circa 1954-55

£37.95 (£45.54 inc VAT)

OEM: E1049, E427, E2691, T452, E573, 70-1049, 70-0427, 70-2691, 57-0452, 70-0573

Triumph Chaincase / Gearbox / Timing Cover Screw Kit - Pre Unit Dynamo Models Circa 1954-55 Complete set of engine/gearbox screws suitable for 5T, T100,...

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CODE: nut3771-B13

Triumph Gearbox Clamp Flanged Nut - Drive Side - Pre Unit 500/650cc Models Circa 1955-62

£4.45 (£5.34 inc VAT)

OEM: 82-3771, F3771

Triumph Gearbox Clamp Flanged Nut - Drive Side - Pre Unit 500/650cc Models Circa 1955-62 Drive side serrated and flanged nut - locates on the gearbox top...

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CODE: bolt0011-B19

BSA M20/M21 Cylinder Head Bolt - Circa 1937-63 - Long Type

£5.95 (£7.14 inc VAT)

OEM: 36-0011, 36-11

BSA M20/M21 Cylinder Head Bolt - Circa 1937-63 - Long Type High quality BZP plated high tensile bolt. 10 required for models from 1950 onwards. Earlier...

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82-3575, F3575 - Triumph Gearbox Pivot Bolt - Pre Unit 500/650cc Models Circa 1956-59

CODE: bolt3575-B14

Triumph Gearbox Pivot Bolt - Pre Unit 500/650cc Models Circa 1954-59

£11.95 (£14.34 inc VAT)

OEM: 82-3575, F3575

Triumph Gearbox Pivot Bolt - Pre Unit 500/650cc Models Circa 1954-59 Threaded mounting stud, correct fitment on T100, 6T, T110, T120, TR6 models. Length...

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CODE: bolt14-0103-B19

Triumph Mounting Bolt - 14-0103

£0.75 (£0.90 inc VAT)

OEM: 14-0103

Triumph Mounting Bolt - 14-0103 1/4" UNF bolt, used widely on Triumph motorcycle OEM: 14-0103

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CODE: nut1906-B13

Triumph Oil Pump Mounting Nut - 500/650cc Models From 1969 Onwards + 750cc Twins Circa 1973-79

£0.95 (£1.14 inc VAT)

OEM: 21-1906, S1906

Triumph Oil Pump Mounting Nut - 500/650cc Models From 1969 Onwards + 750cc Twins Circa 1973-79 Bevelled oil pump mounting nut with UNF threads. Correct...

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CODE: bolt-set9948-B14

Triumph Cylinder Head Complete Bolt Set - 650cc Unit Twins to 1970

£59.95 (£71.94 inc VAT)

OEM: 70-1596, E1596, 70-4771, E4771, 70-0327, E327, 70-2982, E2982, 21-1875, S1875, 57-1553, T1553

Triumph Cylinder Head Complete Bolt Set - 650cc Unit Twins to 1970 Complete set of bolts and washers as follows: 1x 70-4771 Centre head bolt - 5/16" x...

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CODE: nut6523-B13

Triumph Exhaust Camshaft Nut LH Thread - Unit 500/650/750cc Models - Circa 1970-87

£4.95 (£5.94 inc VAT)

OEM: 70-6523, E6523

Triumph Exhaust Camshaft Nut LH Thread - Unit 500/650/750cc Models - Circa 1970-87 Exhaust camshaft retaining nut on all 650/750cc twins from 1970 onwards...

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CODE: nut1007-B18

Triumph Inlet Camshaft Oil Pump Drive Nut - 500/650/750cc Twins - 1970-83

£9.95 (£11.94 inc VAT)

OEM: 71-1007, E11007

Triumph Inlet Camshaft Oil Pump Drive Nut - 500/650/750cc Twins - 1970-83 Correct fitment for 650 and 750 Twins from 1970-1983. Also fits Triumph 500...

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CODE: studset765-B14

Triumph Crankcase Bolt Set - Unit 650cc Models Circa 1967-68

£19.95 (£23.94 inc VAT)

OEM: 70-4856, 70-5963, 70-2888, 70-4541, 70-4540, 70-4098, E4856, E5963, E2888, E4541, E4540, E4098, S25-3, S1-51

Triumph Crankcase Bolt Set - Unit 650cc Models Circa 1967-68 Complete set of studs, bolts, nuts and washers suitable for T120 and TR6 models from...

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CODE: bolt282-B14

Cylinder Head Bolt Set - BSA A10 - 00-0123

£18.95 (£22.74 inc VAT)

OEM: 00-0123

Cylinder Head Bolt Set - BSA A10 - 00-0123 BSA A10SR/A10RGS Alloy head cylinder head bolt set. High quality BZP plated High Tensile bolts with correct...

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CODE: washer4075-B13

BSA Gearbox Locking Washer - 42-4075

£9.95 (£11.94 inc VAT)

OEM: 42-4075

BSA Gearbox Locking Washer - 42-4075 Used on the BSA A10 and A7 gearbox to frame. OEM: 42-4075

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CODE: bolt055-B19

Triumph Cylinder Base Stud - 650/750cc Models From 1969 Onwards

£1.95 (£2.34 inc VAT)

OEM: 21-1865, S1865

Triumph Cylinder Base Stud - 650/750cc Models From 1969 Onwards Correct fitment on Triumph T120, TR6 and T140, TR7 models. 3/8-24/16 x 1 3/4" UNC/UNF...

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CODE: stud0669

Triumph Crankcase Halves Front Stud - 750cc Twins + Later T120 and TR6 Models From 1972 Onwards

£4.45 (£5.34 inc VAT)

OEM: 21-0669, S669

Triumph Crankcase Halves Front Stud - 750cc Twins + Later T120 and TR6 Models From 1972 Onwards Crankcase front stud - secures the exhaust pipe stays. As...

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CODE: wash8134

5/16" Serrated Lock Washer - Flat Type - Various Uses on Pre Unit and Unit BSA/Triumph Models

£0.15 (£0.18 inc VAT)

OEM: 70-8134, 36-0382, 01-4117, E8134

5/16" Serrated Lock Washer - Flat Type - Various Uses on Pre Unit and Unit BSA/Triumph Models Shakeproof serrated washer as used to secure bolts -...

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CODE: nut5664-B13

BSA Gearbox Adjuster Nut - A, B and M Group - Rigid, Plunger and Swinging Arm Models

£9.95 (£11.94 inc VAT)

OEM: 15-5664

BSA Gearbox Adjuster Nut - A, B and M Group - Rigid, Plunger and Swinging Arm Models Gearbox adjusting bolt nut - correct fitment on swinging arm A7,...

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CODE: bolt988-B19

Triumph T90/T100 Cylinder Head bolt - 70-3795

£3.95 (£4.74 inc VAT)

OEM: 70-3795

Triumph T90/T100 Cylinder Head bolt (with torque stay extension) OEM: 70-3795

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CODE: nut3971-B13

Alternator Rotor Nut - Triumph T20 Tiger Cub Models From 1959 Onwards

£7.95 (£9.54 inc VAT)

OEM: 70-3971, E3971

Alternator Rotor Nut - Triumph T20 Tiger Cub Models From 1959 Onwards To secure the alternator rotor on the shaft. Length UH: 3/4" (19mm) OD: 9/16"...

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CODE: enginestud-2198-B19

Short Alternator/Stator Stud Triumph 750 Twins - 1972-82

£4.95 (£5.94 inc VAT)

OEM: 21-2198

Short Alternator/Stator Stud Triumph 750 Twins - 1972-82 Alternator Stator Stud suitable for 750cc Triumph T140 Bonneville & TR7 models from 1972-82....

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82-1680, F1680 - Triumph Lower Frame to Engine Plate Stud - Pre Unit 500/650cc Models Circa 1956-59

CODE: stud1680-B19

Triumph Lower Frame to Engine Plate Stud - Pre Unit 500/650cc Models Circa 1946-59

£3.45 (£4.14 inc VAT)

OEM: 82-1680, F1680

Triumph Lower Frame to Engine Plate Stud - Pre Unit 500/650cc Models Circa 1946-59 Bottom frame to engine mounting stud, correct fitment on T100, 6T,...

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CODE: screw1907-B19

Triumph Inner Gearbox Cap Screw - Later 650cc + All 750cc Twins From 1969 Onwards

£0.95 (£1.14 inc VAT)

OEM: 21-1907, 14-7020, S1907

Triumph Inner Gearbox Cap Screw - Later 650cc + All 750cc Twins From 1969 Onwards Inner gearbox cap screw on later T120 and TR6 models + all T140 and TR7...

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