1.c Norton SOHC Head and Barrel

This is a 79.62mm (500cc) forged slipper piston to fit Norton International and Longstroke Manx 79 (and 79.62)mm x 100mm Longstroke singles fitted with the 1.00" wide (M30/Manx type) Gudgeon Pin. Manufactured by top performance piston manufacturer - Omega Pistons.  Nov 2021 update: New batch now in stock 

This is a 79.62mm (500cc) forged slipper piston to fit Norton Racing International and Longstroke Manx 79 (and 79.62)mm x 100mm Longstroke singles - this version is very high compression - meant for alchohol/methanol fuels or racing fuels and competition use only. Manufactured by top performance piston manufacturer - Omega Pistons .  Now 21 Update - new batch now in stock

This is a 79.62mm (500cc) forged slipper piston which copies the same vital dimensions as the original 1940's-50's Norton Heplex 572 OHV (Model 18 and ES2) piston, other than having a slightly raised crown - which on most OHV models should relate to an estimated @8:1  compression ratio.  As with our SOHC slipper pistons - these are the highest quality forged slipper pistons made by top manufacturer Omega.  They are also similar to the lower compression SOHC Inter pistons, often fitted to CS1's and road going Inters (or later Inters). See detail listing for more information before ordering. Price is per piston

This is a 80.13mm (500cc) forged slipper piston which copies the same vital dimensions as the original 1940's-50's Norton Heplex 572 OHV (Model 18 and ES2) piston, other than having a slightly raised crown - which on most OHV models should relate to an estimated @8:1  compression ratio.  As with our SOHC slipper pistons - these are the highest quality forged slipper pistons made by top manufacturer Omega.  They are also similar to the lower compression SOHC Inter pistons, often fitted to CS1's and road going Inters (or later Inters). See detail listing for more information before ordering. Price is per piston

This is a listing for the Little End Bush to fit Norton Single Cylinder models - with 4 variation types.  They are available to fit most SOHC models (road going and competition type), OHV and SV models.  We also manufacture a type to allow the fitment of BSA type pistons, with 0.750" Gudgeon Pin diameter.  All are manufactured in high quality Leaded Bronze to original design.  See detail listing for more information on each variation.  Price is Each

These are modern circlips of the same size as fitted to standard Norton pistons - i.e 0.875" gudgeon pins, incase like me you sometimes buy 'New Old Stock' pistons at autojumbles, but the circlips are missing

- This is a 'Special Order' listing for SOHC Model 40 350cc pistons - that we have available to special order, using modern Hepolite replacement pistons, to the same major dimensions as original 350cc 71mm in STD (or +20) bore pistons.  See detail listing for more information 

Very nice example of the Norton SOHC exhaust nut, with the correct longer thread that differentiates them from the more common ES2 type. They are almost exact copies of the original, of the type fitted to most SOHC models, including both M30\M40 International and SOHC (Gardgengate) Manx's. 

This item is for a set of Cylinder Head Sleeve Nut Washers, of the type fitted to most SOHC cast iron cylinder heads (both International and CS1).  These are CNC manufactured to fine tolerance and in stainless steel.  Price is for matched set of 4.  See detail listing for more information.

This item is for a set of Cylinder Head Sleeve Nut Washers, of the thicker type fitted to most SOHC (and pre-Featherbed DOHC) Alloy and Bi-Metal cylinder heads (both International and Manx models).  These are CNC manufactured to fine tolerance and in stainless steel.  Price is for matched set of 4.  See detail listing for more information.