BOSS 302R Valve Springs kit ( M-6513-M50BR )

BOSS 302R Valve Spring kit ( M-6513-M50BR ) QTY 16

For use on cams up to 13mm lift, also fits stock GT heads as a performance upgrade.

Sold in sets of 16.

8000 RPM capable.

For High HP applications or forced induction see MMR spring kit below.

Use MMR spring compressor tool PN#451564

  • Model: 451562
  • Manufactured by: Ford


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