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Home>Make: Norton>1973-74 Norton Commando 750 & 850>Engine, Primary Drive & Clutch>Cylinder, Cylinder Head

1973-74 Norton Commando Cylinder, Cylinder Head
1973-74 Norton Commando 750 & 850 Engine: Cylinder, Cylinder Head 750 and 850
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Plate #Part NamePart #Qty FittedDescription
1Cylinder Barrel, 850065074A1Alloy, complete with fixing kit.
2Cylinder Barrel, 7500617051Cast iron, 850 style, through bolt type, with fitting kit.
-Cylinder Base Gasket, 8500638121
-Cylinder Base Gasket, 7500678691
3Cylinder Head Gasket, 8500650511Flame ring, eyeletted.
4Cylinder Head Gasket, 7500638441Flame ring, eyeletted.
4Cylinder Head Gasket, 7500640711Solid copper.
5Cylinder Head, 850, RH4063830132mm ports, 8.5:1 compression, unpainted.
6Cylinder Head, 750, RH10609881Not available.
6ACylinder Head, 750, RH6S064097132mm ports, 9:1, with 5/8" guides. Best 750!!
6BCylinder Head, 750, RH5064048132mm ports, 8.7:1, unpainted.
7Exhaust Rocker Cover Stud0675824Front, alloy heads only.
8Rear Rocker Cover Stud0676931Alloy heads only.
9Inlet Rocker Cover Dowel0005791
10Exhaust Rocker Inspection Cover0676942Oval, polished.
11Exhaust Rocker Cover Gasket0675542Oval.
12Exhaust Rocker Cover Nut Set0675521Front. Set of 4, stainless steel.
13Inlet Rocker Inspection Cover0676951Rectangular, polished.
14Inlet Rocker Cover Gasket0675511Rectangular.
15Rear Rocker Cover Nut Seal Washer0675491
16Inlet Rocker Cover Nut0675621
-Rocker Cover Set067694/51Includes 2 exhaust covers and 1 inlet cover.
17Cylinder Through Barrel Bolt, 8500630854Allen, high tensile.
18Cylinder Head Washer06414743/8", fits base.
19Cylinder Barrel to Head Stud06756125/16" CEI.
20Cylinder Head to Barrel Stud06788533/8" BSF and 3/8" CEI.
21Cylinder Head Nut0631922Under exhaust, reduced hex for access.
22Cylinder Head Nut06752925/16" CEI,, to fit 067561 stud.
23Cylinder Head to Barrel Nut06787013/8" CEI x 1/2" long.
24Cylinder Head Nut Washer60232125/16" plain.
25Outer Head Bolt06040143/8", by spark plug.
26Centre Head Bolt06791813/8" CEI. The short one in the middle.
27Cylinder Head Bolt Washer01621353/8" thick, large diameter.