Holley - For Model 4150™, Model 4160™ and Model 4180™

Holley - For Model 4150™, Model 4160™ and Model 4180™For Model 4150, Model 4160 and Model 4180

Fitting - Adapter - Straight - 4 AN Male to 4 AN Male O-Ring - Steel - Zinc Oxide - Set of 10

Gaffers Tape - 150 ft Long - 1 in Wide - Fluorescent Yellow - Each

Fitting - Hose End - AQP/Startlite - 30 Degree - 8 AN Hose to 8 AN Female Swivel - Aluminum - Blue / Red Anodized - Each

Valve Spring Kit - Beehive Spring - 386 lb/in Spring Rate - 1

75 in H x 1

03 in Thick - Composite - 0

Fitting - Adapter - Straight - 4 AN Male to 3/8-24 in Inverted Flare Male - Steel - Zinc Oxide - Brake Caliper Inlet - 3/16 in Hardline - Set of 10

Fitting - Adapter - 45 Degree - 4 AN Male to 1/8 in NPT Male - Aluminum - Blue Anodized - Each

Replace them with original components that come straight from the factory

Piston - Forged - 4

Seat Adapter Bracket - 600 Series - Sparco to Passenger Side Mazda Miata 1999-2005 - Steel - Black Powder Coat - Each

The increased output of the amplifier easily outperforms stock ignitions and will smooth out the engines idle