FORD RACING 2012-2013 MUSTANG 5.0L BOSS 302R VALVE SPRING SET OF 16 M-6513-M50BR For Sale - New and Used

5.0L BOSS 302R VALVE SPRING KIT FOR ONE HEAD

Valve spring used on 2012 Mustang Boss 302 engine

Higher seat pressure than base valve spring

300 N closed 700 N open Boss 302

265 N closed 650 N open Mustang GT

Installed height 40mm, same as Mustang GT

8000 rpm compatible

Use with cams up to 13mm lift

Can be used on base 5.0L Ti-VCT head

Sold in sets of 16

SET FOR ONE HEAD

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