Collection: Triumph Engine Parts

Find all your engine related parts for your vintage Triumph motorcycle. We have a vast stock of new and original engine components to keep your bike running strong an reliable. Choose from rod bearings, pistons, rings, gasket sets, valves, guides and more. All parts are guaranteed to be high quality with the best fitment.
- Brands from RHP, L.F. Harris, EMGO, Kibblewhite, and more
- Many parts fit the Triumph 6T, T110, T120, T140, T150, and others
- Parts are kept under the original Triumph part number
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Triumph Unit Twins Crankcase Alloy Breather Stub 70-9335 1969-82 T100 T120 T140
Regular price $ 16.95Regular priceSale price $ 16.95 -
Triumph Piston Ring Sets - Choose Brand / Size / Application
Regular price From $ 19.95Regular priceSale price From $ 19.95 -
BSA Oil Tank Fiber Washer (1) 82-9070
Regular price $ 2.50Regular priceSale price $ 2.50 -
"Bow-Tie" Ignition Timing Degree Wheels by CBS (1) - Choose Color / Adapter
Regular price From $ 34.95Regular priceSale price From $ 34.95 -
Triumph 650 9-Stud Cylinder Barrel -(STD) - 70-6304 -1966-72 - TR6 / T120
Regular price $ 599.95Regular priceSale price $ 599.95 -
Triumph Late 650 Twins Chrome Push Rod Tubes (2) - 70-9349 - 1969-72 - TR6 / T120
Regular price $ 89.95Regular priceSale price $ 89.95 -
5/16" Universal Valve Guide Oil Seals (1)
Regular price From $ 3.95Regular priceSale price From $ 3.95 -
Triumph / BSA Triples Sump Plate Screen Filter Gasket (1) - 71-1444 - T150 / T160 / A75
Regular price $ 3.25Regular priceSale price $ 3.25 -
Triumph 500 Unit Twins Pistons - 1959-74 - Choose Piston Application
Regular price From $ 114.95Regular price$ 86.50Sale price From $ 114.95 -
Triumph 350 / 500 Twins UNF Cylinder Base Stud (1) 21-1921 - 1969-74 - T90 / T100
Regular price $ 9.95Regular priceSale price $ 9.95 -
Triumph Long Alternator Mounting Stud 21-1866 1969-72 650 Twins TR6 T120 TR6C
Regular price $ 19.95Regular priceSale price $ 19.95 -
Triumph Short Alternator Mounting Stud 21-1867 1969-72 650 Twins TR6 T120 TR6C
Regular price $ 15.95Regular priceSale price $ 15.95 -
Triumph / BSA Crankshaft Bearing (C3) - 70-8003 - C15 / B40 / B44 / TR25W
Regular price $ 42.95Regular priceSale price $ 42.95 -
Triumph 350 / 500 Unit Twins Valve Springs (1 SET) - Choose Kit Type / Application
Regular price From $ 44.95Regular priceSale price From $ 44.95 -
Triumph 500 650 Crankshaft Timing Pinion Woodruff Key 70-1580 5T TR6 T120 T140
Regular price $ 5.25Regular priceSale price $ 5.25 -
Triumph Cylinder Barrel Base Stud (1) - 70-0672 - CEI
Regular price $ 7.95Regular priceSale price $ 7.95 -
Triumph Split Valve Cotter Keeper (1) - 71-3748 - T90 / T100 / T120 / T140 / T150
Regular price $ 1.75Regular priceSale price $ 1.75 -
Triumph Alternator Rotor Nut 70-3977 650 1963-1972 CEI Bonneville Trophy UK Made
Regular price $ 12.99Regular priceSale price $ 12.99Sold out -
Triumph / BSA Drive Side Crankshaft Roller Bearing - 70-9974 - B25 / C25 / TR25W / B31
Regular price $ 79.95Regular priceSale price $ 79.95 -
Triumph / BSA Rod Bolt Sets By ARP - Choose Application
Regular price From $ 44.95Regular price$ 67.23Sale price From $ 44.95Sale -
Triumph 650 / 750 Twins Cylinder Base Gasket (1) 70-6309 - 1950-82
Regular price $ 9.95Regular priceSale price $ 9.95 -
Crankshaft Degree Wheel Timing Tool
Regular price $ 16.95Regular priceSale price $ 16.95 -
Main Roller Bearing Race Extractor Tool 61-7017
Regular price $ 74.95Regular priceSale price $ 74.95Sold out -
Triumph Pre-Unit Twins Timing Cover Gasket 70-2218G
Regular price $ 12.95Regular priceSale price $ 12.95Sold out



