Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
Engines & Components
Availability
Engines & Engine Parts
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your daily driver.
Showing In Stock Items. Show All 41 Items.
Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy Small Block, Each
Part Number: ATI-917781
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy Small Block, Each
Part Number: ATI-917789
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, External Balance, Steel, Black, Chevy, 454, Each
Part Number: ATI-917740
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Chevy, LS with 1.483 in. Snout, Each
Part Number: ATI-917776
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy Small Block, Pontiac 2.5L, Each
Part Number: ATI-917780
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy Small Block, Pontiac 2.5L, L4, Each
Part Number: ATI-917785
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, LS with 1.483 in. Snout, Each
Part Number: ATI-917777
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, for Nissan, 2.6L, Each
Part Number: ATI-917752
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Dual Keyway, Internal Balance, Steel, Black, , Chevy Small Block, Each
Part Number: ATI-917780K
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper Supercharged Series, External Balance, Dual Keyway, Steel, Black, Chevy, Big Block, Each
Part Number: ATI-917741E
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Serpentine, Steel, Black, Internal Balance, 7.074 in. Diameter, Chevy, Small Block, Each
Part Number: ATI-917783K
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper Sport, Internal Balance, Aluminum, for use on Acura®, 3.0L, Each
Part Number: ATI-917757
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, for Nissan, 2.4L, Each
Part Number: ATI-917756
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, Small Block, Each
Part Number: ATI-917788
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, Small Block, V8, Each
Part Number: ATI-917783
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft Position Sensor, Cadillac, Chevy, GMC, Isuszu, Oldsmobile, Each
Part Number: RNB-917-755
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Harmonic Balancer, Super Damper, 6.780 in., Internal Balance, Aluminum, for Nissan, 1,000 Horsepower, Race, Each
Part Number: ATI-917755
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Magnetic Crankshaft Position Sensor
Part Number: RNB-917-774
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Harmonic Balancer, Super Damper, 5.500 in., Internal Balance, Aluminum, for Nissan, 800 Horsepower, Race, Each
Part Number: ATI-917754
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Magnetic Crankshaft Position Sensor
Part Number: RNB-917-790
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
DAMPER - 6.75 - AL - 6 & 4 SERP GRV - for Nissan SAFARI TB48DE 4.8L INLINE 6 W/V BELT GRV PULLEY
Part Number: ATI-917793
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, for Nissan, 1.6, 1.8, 2.0L, Each
Part Number: ATI-917720
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
