Bolt Kits - Harmonic Dampener Bolts

Big Block Chevy 1/2" diameter, 5/8" head

As the crankshaft flexes and twists, the 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 let you exert maximum clamping force to ensure that the balancer is locked in position. Extra tall 12-point head accepts deep sockets. Includes 1/4" thick wide area washer.

BB Chevy balancer bolt kit

• 1/2"-20 Thread
• 1.550" UHL
• 13/16" Socket

To ensure the damper is locked into place, use these ultra-strong 200,000 psi bolts that exert maximum clamping force. Special features include 1/4" thick washers with an extra wide surface and tall 12-point heads that accept a deep socket to end the worry of stripping the head.

BB Chevy balancer bolt kit

• 1/2"-20 Thread
• 1.550" UHL
• 1-1/16" Socket

To ensure the damper is locked into place, use these ultra-strong 200,000 psi bolts that exert maximum clamping force. Special features include 1/4" thick washers with an extra wide surface and tall 12-point heads that accept a deep socket to end the worry of stripping the head.

BB Chevy square drive balancer bolt kit

• 1966-1995 Gen 4 and 5
• 1/2"-20 Thread

This is a special version of 's rugged 200,000 psi damper bolt that can accept a standard 1/2'' drive ratchet or breaker bar to facilitate rotating the crank assembly. Made by from heat-treated 8740 chrome moly with heavy-duty black oxide finish.

Small Block Chevy 7/16" diameter, 5/8" head

As the crankshaft flexes and twists, the 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 let you exert maximum clamping force to ensure that the balancer is locked in position. Extra tall 12-point head accepts deep sockets. Includes 1/4" thick wide area washer.

SB Chevy harmonic balancer bolt kit

• 7/16"-20 Thread
• 2.470" UHL
• 13/16" Socket

To ensure the damper is locked into place, use these ultra-strong 200,000 psi bolts that exert maximum clamping force. Special features include 1/4" thick washers with an extra wide surface and tall 12-point heads that accept a deep socket to end the worry of stripping the head.

SB Chevy harmonic balancer bolt kit

• 7/16"-20 Thread
• 2.470" UHL
• 1-1/16" Socket

To ensure the damper is locked into place, use these ultra-strong 200,000 psi bolts that exert maximum clamping force. Special features include 1/4" thick washers with an extra wide surface and tall 12-point heads that accept a deep socket to end the worry of stripping the head.

SB Chevy square drive balancer bolt kit

This is a special version of 's rugged 200,000 psi damper bolt that can accept a standard 1/2'' drive ratchet or breaker bar to facilitate rotating the crank assembly. Made by from heat-treated 8740 chrome moly with heavy-duty black oxide finish.

LS1, LS6 5.7L & 6.0L balancer bolt kit

• M16 x 2.0 Thread
• 4.325" UHL
• 1-1/16" Socket

To ensure the damper is locked into place, use these ultra-strong 200,000 psi bolts that exert maximum clamping force. Special features include 1/4" thick washers with an extra wide surface and tall 12-point heads that accept a deep socket to end the worry of stripping the head.

All Ford, except 351C Drive, balancer bolt kit

• 289-460 Ford
• 5/8"-18

This is a special version of 's rugged 200,000 psi damper bolt that can accept a standard 1/2'' drive ratchet or breaker bar to facilitate rotating the crank assembly. Made by from heat-treated 8740 chrome moly with heavy-duty black oxide finish.

Ford 351C 5/8 balancer bolt kit

• Ford 351C
• 5/8"-18 Thread
• 1.800" UHL
• 5/8" Socket

To ensure the damper is locked into place, use these ultra-strong 200,000 psi bolts that exert maximum clamping force. Special features include 1/4" thick washers with an extra wide surface and tall 12-point heads that accept a deep socket to end the worry of stripping the head.

Ford 5/8" diameter, 5/8" head

As the crankshaft flexes and twists, the 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 let you exert maximum clamping force to ensure that the balancer is locked in position. Extra tall 12-point head accepts deep sockets. Includes 1/4" thick wide area washer.

Chrysler square drive balancer bolt kit

• 318-440 Wedge and 426 Hemi
• 3/4"-16

This is a special version of 's rugged 200,000 psi damper bolt that can accept a standard 1/2'' drive ratchet or breaker bar to facilitate rotating the crank assembly. Made by from heat-treated 8740 chrome moly with heavy-duty black oxide finish.

Pontiac 350-400-455 balancer bolt kit

• pontiac
• 5/8"-18 Thread
• 1.580" UHL
• 5/8" Socket

To ensure the damper is locked into place, use these ultra-strong 200,000 psi bolts that exert maximum clamping force. Special features include 1/4" thick washers with an extra wide surface and tall 12-point heads that accept a deep socket to end the worry of stripping the head.