Heavy duty valve spring to suit Ultimate Performance cam profiles. Use with std Ford spring platforms and spring retainers.

Taper wound to Ultimate Performance design specifications from high grade OTEVA 75 Silicon Chrome steel wire.

Rated to13mm maximum valve lift and 10,500rpm overspeed.

Price per set +VAT. Free delivery within Europe.

Part of the All Engine Products, Ford Cosworth YB, Head assembly - Cosworth YB Range