Tech Pistons
Gandini (GPM)pistonsCompression height 35mm
Overall length 65.50mm
NORTON ES 2 - 500 T
Eng. 490 cc 1 cyl.
Code:P7915-050 Ø nom.:79.00mm +0.50
Engine Valve Push Rods
Norton
|
Model |
Year |
Type |
Bare |
Assembled |
|
7, 88 |
|
Inlet |
7.343 |
7.928 |
|
7, 88 |
|
Exhaust |
6.5 |
7.085 |
|
77, 99, 65/99, Atlas before 125871 |
|
Inlet |
7 629 |
821 |
|
77, 99, 65/99, Atlas before 125871 |
|
Exhaust |
6.781 |
7.366 |
|
All 650, 750, 828cc engines after 125871 |
|
Inlet |
7.525 |
8.11 |
|
All 650, 750, 828cc engines after 125871 |
|
Exhaust |
6.681 |
7.266 |
|
250 Jubilee |
|
Inlet & Exhaust |
2.5 |
3.04 |
|
350 Navigator |
|
Inlet & Exhaust |
2.859 |
3.399 |
|
ES2 |
1953 / 54 |
Inlet & Exhaust |
8.687 |
9.282 |
|
19 |
1955 to 58 |
Inlet & Exhaust |
9.593 |
10.188 |
|
ES2 |
1955 to 62 |
Inlet & Exhaust |
8.04 |
9.23 |
|
50 |
1955 to 62 |
Inlet & Exhaust |
8.343 |
8.938 |
Source: Norton Owners Club Handbook 1996; Norton Owners Club