1.e Norton SOHC Crankshaft Parts

This is the special 10410 front engine plate lower bolt that is fitted to M30/M40 (pre-Featherbed Manx) magnesium engines.  It has the correct 'reduced' head 0.600" AF hex head, with distinctive Norton curved head finish.  This set comes complete with correct matching E3238 nut and two washers, all in stainless steel.  It is 7/16" diameter shaft 

This is the special SOHC 13293 M30/M40 7/16" front/middle engine bolt - machined with the correct racing Norton type 'wasted' head, as fitted to M30/Manx Nortons.  It has the correct 'reduced' head 0.600" AF hex head, and the set comes complete with correct matching E3238 nut and two washers, all in stainless steel.  It is 7/16" diameter shaft 

Crankcase drive side breather pipe that fits on one way valve on SOHC road going International models with Norton oilbath chaincease fitted, includes lockwire for fitting black oil pipe, (if required)  

Norton International oil tank top breather pipe.  This pipe was original fitment on the top of half wrapround International oil tanks, feeding the breather pipe over the frame saddle tube. Includes lockwire for fitting black oil pipe (if required).

7/16" Stainless Steel Engine Bolt Spring Washers.  Alternative to item 0661 - Reduced Outer Diameter plain washers.  Used on Norton 7/16" Engine Bolts with reduced hex heads as used on SOHC engines: Price is for bag of 10

This is the E3223 5/16" x 26 tpi BSC cradle engine bolt - two of which were fitted to each Norton single engine fitted to a cradle frame. 

This is the distinctive E4268 7/16" x 20 tpi BSC short engine bolt that was used to bolt the rear engine plates to the upright frame tube on most 1930s - 1950s Norton frames.  These are CNC machined by us in stainless steel (with linished flats).  

This is the E4256 7/16" x 20 front engine bolt set as fitted to Norton International Model 30/40 (pre-Featherbed models), with the correct distinctive 'Norton type' reduced hex and curved head profile.  The set consists of hex head bolt, deep nut and two washers - CNC manufactured by ourselves in Stainless Steel. It is as used on all rigid and plunger framed SOHC models from 1930's/50's

This is the E4256 7/16" x 20 top/rear engine bolt set as fitted to Norton International Model 30/40 (pre-Featherbed models) - above the magneto, with the correct distinctive 'Norton type' reduced hex and curved head profile.  The set consists of hex head bolt, deep nut and two washers - CNC manufactured by ourselves in Stainless Steel. It is as used on all rigid and plunger framed SOHC models from 1930's/50's

This is the E4256 7/16" x 20 under magneto/rear engine bolt set as fitted to Norton International Model 30/40 (pre-Featherbed models) - above the magneto, with the correct distinctive 'Norton type' reduced hex and curved head profile.  The set consists of hex head bolt, deep nut and two washers - CNC manufactured by ourselves in Stainless Steel. It is as used on all rigid and plunger framed SOHC models from 1930's/50's