PowerBond by Dayco PB1490N harmonic balancer for the 1995-1999 Chevrolet Tahoe V8 6.5L and other vehicles mounts on the crankshaft to damp engine vibration.
- Cast iron outer ring
- Hub-weighted counterweight balance
- Timing marks on the balancer
- Four bolt holes
Quick facts
- Part: PowerBond by Dayco PB1490N harmonic balancer
- Also called: engine harmonic balancer
- Fits: 1995-1999 Chevrolet Tahoe V8 6.5L and other vehicles
- Material: Cast iron (outer ring)
- Condition: New
Engine vibration or a cracked, shifted outer ring can mean the engine harmonic balancer is worn, though a failing engine mount or a misfire can cause similar vibration. This listing is one balancer, and the 1995-1999 Chevrolet Tahoe V8 6.5L takes one.
Fits
It is listed for a wide range of Chevrolet and GMC models, led by the 1995-1999 Chevrolet Tahoe V8 6.5L, the 1994-1998 Chevrolet C1500 V8 6.5L and the 1994-1998 Chevrolet K1500 V8 6.5L. Open the "Vehicles it fits" section to check your exact model and engine.
Specifications
Fit and size
- Overall outside diameter: 203.00 mm (7.993 in)
- Crank bore: 40.62 mm (1.600 in)
- Nose outside diameter: 59.27 mm (2.334 in)
- Ring width: 33.48 mm (1.319 in)
- Overall width: 62.00 mm (2.441 in)
- Bolt holes: 4
- Quantity per vehicle: 1
Build and materials
- Outer ring material: cast iron
- Counterweight balance: hub weighted
- Timing marks: yes
- Integrated pulleys: none
- Condition: new
In the box
One harmonic balancer. Hardware, a woodruff key, a crank trigger/exciter plate and installation instructions are not included, so plan on new bolts, since the old ones may not be reusable.
Interchange: 594-170 · DA-3950
10154688 · 102051 · 6005328
This part cross-references / interchanges with the following part numbers:
10154688, 102051, 594-170, 6005328, DA-3950
Frequently Asked Questions
Is PowerBond by Dayco PB1490N a harmonic balancer for the 1995-1999 Chevrolet Tahoe V8 6.5L?
Yes. PowerBond by Dayco PB1490N is listed for the 1995-1999 Chevrolet Tahoe V8 6.5L, which takes one. Open the "Vehicles it fits" section to check other models and engines.
Does the PowerBond by Dayco PB1490N come with a woodruff key?
No. PB1490N is the balancer only; the woodruff key, hardware and a crank trigger/exciter plate are not included.
What is the crank bore on the PB1490N balancer?
The crank bore is 40.62 mm (1.600 in). The overall outside diameter is 203.00 mm (7.993 in), and the balancer has four bolt holes.
Can I inspect this cast iron balancer for wear myself?
With the engine off and cool, you can look at the outer ring and hub for cracks or movement between them. A shop can test anything beyond a visual look.
Is 594-170 the same part as PB1490N?
Yes. 594-170 is one of the numbers this PowerBond by Dayco PB1490N balancer replaces, along with DA-3950, 10154688, 102051 and 6005328.
