Engine parts

Valve spring : Engine set : Pre 1960 : Alloy heads only

19302/3
VS501, K12/145, K12/146, K12/146
£15.00 excl VAT

Exhaust gasket : Steel

063253
063995
£1.80 excl VAT

Oil pressure relief valve piston

067540
NMT2054, T2054
£3.75 excl VAT

Oil pressure relief valve sealing washer

067541
NMT2057
£0.50 excl VAT

Big end nut : Set of 4

067827
NM23253, 23253
£15.75 excl VAT

Small end bush : 500cc & 600cc Twins

D12/159
NMT2160, T2160
£7.50 excl VAT

Circlip timing cover oil seal

048079
D12/914, 17841, NM17841, NM17841
£0.20 excl VAT

Cylinder stud : Stainless steel

NMT2018
T2018, 067530
£3.95 excl VAT

Piston set : Engine set of 2 : 750cc : 73mm +20

19145+20
063342, 063343
£75.00 excl VAT

Spark plug : NGK

B8ES
£2.05 excl VAT

Oil seal kit : Set of 5 seals

HW/OSK
T2187, T2124, 040132, T272
£6.75 excl VAT

Spark plug : NGK

B7ES
£2.00 excl VAT