Internal Slide Spring for a Dellorto PHF carburetor.

This spring is available in 3 settings:

• Weak - # 8550: Free length 125 mm, Wire diameter 1.12 mm, Spring diameter 20 mm, Number of turns 19
• Medium - # 8532: Free length 132 mm, Wire diameter 1.20 mm, Spring diameter 20 mm, Number of turns 19
• Strong - # 9389: Free length 137 mm, Wire diameter 1.25 mm, Spring diameter 20 mm, Number of turns 17

This product is priced, and sold, as each.
Required quantity per carburettor: 1

This is item number 28 in the drawing of the Dellorto PHF carburetor.

This is Dellorto Part Number: 8550, 8532 or 9389

* Made in Italy *