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Piston used
Bsa. 67/ 1433. 66.35mm

for restoration - no warranty

Hepolite
Triumph T120
70 9488
17797
71mm

no gudgeon pin,
no piston rings

for restoration - no warranty

JAP. 98cc. NOS
Hepolite
9858
+60
14611
65.8mm

with Gudgeon Pin
1 Piston Ring missing

Triumph T110 Pat No. 616820
13529
STD
71mm
no pistonrings
with gudgeon pin
new, old stock

Heplex NOS
5338
+60
64.4mm

1935/6 250 ccm OHV Model: De Luxe, 35/3, B2, B18
1934/6 500 cc OHV Model: Twin, J34/11, J35/12, J36/12
C.R: 7.25 to 1
STD = 63 mm

for restoration - no warranty

BSA Piston used
66.4mm

with Gudgeon Pin
no Piston Rings

for restoration - no warranty

Piston NOS
Hepolite
Triumph
70-9488
17797
71mm

with Gudgeon Pin

for restoration - no warranty

Hepolite
18140
71/131
63mm

BSA Piston NOS
7610
+60
64.6mm

with Gudgeon Pin

for restoration - no warranty

Heplex
4638
14005
STD
59.7mm

with rusty Gudgeon Pin

AJS Piston used
Hepolite
AJS
3185
83mm
STD=82.5mm
SV Model 4, 9, 14
OHV Model 8, 9, 18, 18T, 8SS, 18SS
C.R. 5 to 1

no Gudgeon Pin
no Piston Rings

Piston

Hepolite
3135
STD
82.5mm

Piston 1227 +40 83mm

Gudgeon Pin D: 17.9mm
Compression Height: 41.95mm
Total Height: 81.8mm

Hepolite
3185
STD
AJS
82.2mm
STD=82.5mm
SV Model 4, 9, 14
OHV Model 8, 9, 18, 18T, 8SS, 18SS
C.R. 5 to 1

with Piston Rings
no Gudgeon Pin

Hepolite
BSA
Type C
7149
+060
63mm

OHV
Model: B21, Sports
STD = 63 mm
new, old stock

Piston used
1405. 66mm

Heplex

350 OHV
71mm
5123
STD

with Gudgeon Pin and Piston Rings
for restoration - no warranty

Hepolite
5208
+30
63.6mm

W139
66mm

Piston NOS
3463. 63.3mm

Heplex
3463
+30
63.3mm

Piston Nos Rudge 2 an 4 valve

Heplex
3463
STD
62.4mm Gudgeon Pin  5/8" = 15,87 mm Please look at all pictures

Carburettor Body used

for restoration - no warranty

Carburettor Body used

for restoration - no warranty

Carburettor Body used

for restoration - no warranty

Royal Enfield Bullet Spare Parts Catalogue
144 Pages, original
Nov. 2004