Piper Cams Duratec Single Valve Spring Set - Ford Fiesta ST 150

Piper Cams Duratec Double Valve Spring Set Suit the duratec 1800 and 2000cc Ford / Mazda Engine - Piper Cams
 
Complete with caps and seals.
Up to 14mm high lift capacity from these double spring units
 
This spring set suits all 1.8 2.0 and 2.3 engines and should be used when valve lift is very high at over 11mm