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YTR-YT6015 PART NUMBER
Yella Terra Pro Street Roller Rockers BBF 1.73 ADJ Ratio YT6015$932.00
Fits BB Ford and Cleveland Factory Head, 1.73 Ratio, Adjustable, 5/16" Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 600 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT5006 PART NUMBER
Yella Terra Pro Street Roller Rockers BBF 1.73 HYD Ratio YT5006$796.00
Fits BB Ford and Cleveland Factory and Aftermarket Head, 1.73 Ratio, Adjustable, 7/16" Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 600 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT6321 PART NUMBER
Yella Terra Platinum Roller Rockers BBF 1.73 ADJ Ratio YT6321$1,147.00
Fits BB Ford and Cleveland, 1.73 Ratio, Adjustable, 7/16" Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 900 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT6321A PART NUMBER
Yella Terra Platinum Roller Rockers BBF 1.73 ADJ Ratio YT6321A$1,219.00
Fits BB Ford and Cleveland, 1.73 Ratio, Adjustable, 7/16" Stud and Nut, Set of 16 Rocker Arms, Max Spring Pressure 900 lbs, Max Spring Diameter 1.550". Suite .150” Taller Valve. Learn More -
YTR-YT6322 PART NUMBER
Yella Terra Platinum Roller Rockers BBF 1.8 ADJ Ratio YT6322$1,121.00
Fits BB Ford and Cleveland, 1.8 Ratio, Adjustable, 7/16" Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 900 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT6322A PART NUMBER
Yella Terra Platinum Roller Rockers BBF 1.8 ADJ Ratio YT6322A$1,219.00
Fits BB Ford and Cleveland, 1.8 Ratio, Adjustable, 7/16" Stud and Nut, Set of 16 Rocker Arms, Max Spring Pressure 900 lbs, Max Spring Diameter 1.550". Suite .150” Taller Valve. Learn More