Triumph 350 500 Unit Twins Stainless Allen Engine Screw Bolt Set 1968-74 UNC PN# TBS-08-9225

Full Allen screw set in beautiful stainless steel to replace engine / gearbox / primary cover hardware on 350 & 500 Triumph unit twins 1968* onward.  UNC threads.  *Note: as 1968 was a transitional year, we have seen models of that year fitted with both UNC & CEI hardware. If your bike is a 1968 model, we recommend verifying which threads you have prior to ordering. The kit’s hardware quantities and under head lengths measure. (5) 2 3/4″ (2) 2 1/2″ (11) 1 1/4″ (4) 7/8″ (2) 1/2″ **This Allen head kit replaces the Posi head part numbers below (2) 70-7354 2BA x 1/2″ (4) 14-6607 1/4-20 x 7/8″ (4) 21-1916 1/4-20 x 1-1/4″ (7) 14-6609 1/4-20 x 1-1/4″ (2) 21-1918 1/4-20 x 2-1/2″ (2) 1/4-20 x 2-3/4″ (3) 21-1878 1/4-20 x 2-3/4″ The product images shown are for illustrative purposes only and may not be an exact representation of the product received. Manufacturers occasionally make minor cosmetic changes to items, such as color, finish, label, or design. These changes do not impact the item’s function or compatibility. Please contact us if you have specific concerns regarding appearance.