1597-001

Ring, cylinder head stud 10.5mm

1785-1

Rocker shafts, original
each

1785

Rocker shafts, fortified
as pair

1743

Valve seats 44 mm
by 4

1742

Valve seats 42 mm
by 4

1741

Valve seats 40 mm
by 4

1740-1

Valve seats 37,5 mm
by 4

1740

Valve seats 35.5 mm
by 4

1750-26

S/S valves 48mm, intake

1750-25

S/S valves 46,5mm, intake

1750-20

S/S valve 38mm, exhaust

1750-1

S/S valves 44mm

1750

S/S valves 42mm

1747

S/S valves 40mm

1754-1

Intake valves 30mm, 7mm guide
30hp

1754-5

Intake valves 33mm, 7mm guide
for Okrassa cylinder heads

1754

Intake valves 31,5mm, 8mm guide

1752

Intake valves 33mm, 8mm guide
1300cc single intake

1748

Intake valves 13-1600cc

1744

Intake valves 37,5mm, 8mm guide

1744-1

Intake valves 39,3mm, 8mm guide

1744-2

Intake valves 41mm, 8mm guide

1754-2

Intake, Exhaust valves 28mm, 7mm giude
25/30HP

1753

Exhaust valve 30mm, 8mm guide
12/1300cc single intake