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YTR-YT6684 PART NUMBER
Yella Terra Pro Street Roller Rockers LS1 LS2 1.8 ADJ Ratio YT6684$1,000.00
Fits Chevy LS1 LS2 Factory and Aftermarket Head, 1.8 Ratio, Adjustable, 8mm Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 600 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT6683-M10 PART NUMBER
Yella Terra Pro Street Roller Rockers LS1 LS2 1.7 ADJ Ratio YT6683-M10$1,091.00
Fits Chevy LS1 LS2 Factory and Aftermarket Head, 1.7 Ratio, Adjustable, 10mm Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 600 lbs, Max Spring Diameter 1.550" Learn More -
YT6684-M10 PART NUMBER
Yella Terra Pro Street Roller Rockers LS1 LS2 1.8 ADJ Ratio YT6684-M10$826.00
Fits Chevy LS1 LS2 Factory and Aftermarket Head, 1.8 Ratio, Adjustable, 10mm Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 600 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT6640 PART NUMBER
Yella Terra Platinum Roller Rockers LS1 LS2 1.7 ADJ Ratio YT6640$1,111.00
Fits Chevy LS1 LS2 Factory and Aftermarket Head, 1.7 Ratio, Adjustable, 7/16" Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 900 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT6648 PART NUMBER
Yella Terra Platinum Roller Rockers LS1 LS2 1.8 ADJ Ratio YT6648$894.00
Fits Chevy LS1 LS2 Factory and Aftermarket Head, 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-YT6640-M10 PART NUMBER
Yella Terra Platinum Roller Rockers LS1 LS2 1.7 ADJ Ratio YT6640-M10$1,111.00
Fits Chevy LS1 LS2 Factory and Aftermarket Head, 1.7 Ratio, Adjustable, 10mm Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 900 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT6648-M10 PART NUMBER
Yella Terra Platinum Roller Rockers LS1 LS2 1.8 ADJ Ratio YT6648-M10$894.00
Fits Chevy LS1 LS2 Factory and Aftermarket Head, 1.8 Ratio, Adjustable, 10mm Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 900 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT5004 PART NUMBER
Yella Terra Pro Street Roller Rockers Windsor 1.6 HYD Ratio YT5004$796.00
Fits Ford Windsor Factory and Aftermarket Head, 1.6 Ratio, Adjustable, 3/8" Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 600 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT5005 PART NUMBER
Yella Terra Pro Street Roller Rockers Windsor 1.6 HYD Ratio YT5005$796.00
Fits Ford Windsor Factory and Aftermarket Head, 4.6 Ratio, Adjustable, 7/16" Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 600 lbs, Max Spring Diameter 1.550" Learn More -
YTR-YT5026 PART NUMBER
Yella Terra Pro Street Roller Rockers Windsor 1.7 HYD Ratio YT5026$796.00
Fits Ford Windsor Factory and Aftermarket Head, 1.7 Ratio, Adjustable, 7/16" Cap Screw, Set of 16 Rocker Arms, Max Spring Pressure 600 lbs, Max Spring Diameter 1.550" Learn More