Harmonic Balancer Bolt, 12-Point Black Oxide Tuff Mounts 13B/20B rotary

13B/20B rotary

INTERMEDIATE KIT - For applications UP TO 700hp - (Uses Cherry/ZF hall effect sensor)

S15 and 200SX  models equipped with the SR20DET engine

The unique feature in this kit is a billet cable end to eliminate cable from fraying and causing parachute bag damage

It's easy to assemble a show-quality engine when you use ARP's handy Engine & Accessory Fastener Kit

Harmonic Balancer Bolt, 12-Point Black Oxide Tuff Mounts 13B/20B rotaryfits SB Chev 7 16 20 Thread x 2. 470" UHL, 5 8" Socket Part Number : AR134 2501 HARMONIC BALANCER BOLT As the crankshaft flexes and twists, the harmonic damper absorbs incredible amounts of kinetic energy. To ensure that the damper is locked in position, ARP has developed these ultra strong 200,000 psi bolts that let you exert maximum clamping force. Special features include 1 4" thick, wide area washer and an extra tall 12 point head that accepts a