ARP Hex Nuts Main Stud Kit 2-Bolt Mains Chromoly Black Oxide - BMC/Triumph/Rover 4-Cylinder 102582 They are coated with a Size:14 MSD82576 1419A64 Manley Race Master XH

They are coated with a special sealer to promote sealing and give a great look

375 in Extended Length

1970-1974 Plymouth Duster

Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers

Tethers are available in one inch increments

ARP Hex Nuts Main Stud Kit 2 Bolt Mains Chromoly Black Oxide BMC Triumph Rover 4 Cylinder 102582 They are coated with a Size:14 MSD82576 1419A64 Manley Race Master XH They are coated with a special sealer to promote sealing and give a great look 375 in Extended Length