ARP Thread Chaser Set - 10 mm x 1.50 - 11 mm x 1.50 - 12 mm x 1.50 and 12 mm x 1.75 Male Thread (Set of 4) RG20003S The Allstar Performance brand offers

The Allstar Performance brand offers thousands of hard-to-find

helping to build low pressure while improving vacuum signal to the carb

One-piece design works with most mounts/control arms with 6" bolt spacing using 1/2" mounting hardware

Keeper / Mounting Plate / Pack / Pilot Parachute

40% lighter than previous offering

ARP Thread Chaser Set - 10 mm x 1.50 - 11 mm x 1.50 - 12 mm x 1.50 and 12 mm x 1.75 Male Thread (Set of 4) RG20003S The Allstar Performance brand offersProduct Description: Thread Chaser 10 mm x 1. 50, 11 mm x 1. 50, 12 mm x 1. 50, and 12 mm x 1. 75 Male Thread Steel Universal Set of 4 Since 1968, ARP is the fastener of champions and the world leader in fastener technology.