Tame crankshaft torsional vibration and keep the accessory belt tracking true with the Dayco Powerbond Engine Harmonic Balancer PB1187SS, a race performance balancer that installs as a direct-fit replacement on the 1992-2000 Ford Crown Victoria (V8-4.6L), 1996-1999, 2001 and 2003-2004 Ford Mustang (V8-4.6L), 2000 Ford Mustang (V8-5.4L), 1996-1998 Lincoln Mark VIII (V8-4.6L), 1992-2000 Lincoln Town Car (V8-4.6L) and 1992-2000 Mercury Grand Marquis (V8-4.6L).
Bolting to the crankshaft nose, it dampens the crank's torsional vibration and turns the engine's accessory belt through its integrated pulley. If a worn or separated original balancer is behind belt wobble or vibration, this replaces it.
- Integrated pulley: one serpentine pulley, 8 grooves, 6.615 in (168 mm) outside diameter.
- Build: steel outer ring; overall outside diameter 6.772 in (172 mm), overall width 1.812 in (46 mm), ring width 1.319 in (33.48 mm).
- Fit spec: crank bore 1.249 in (31.72 mm), nose outside diameter 1.876 in (47.65 mm), three bolt holes, timing marks.
- Balance: neutral balance, no counterweight; no crank trigger/exciter plate.
Woodruff key, hardware and installation instructions are not included; consult the vehicle service information for the correct fasteners and whether they may be reused. Made in Australia.
Manufacturer part number PB1187SS.
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does the PB1187SS harmonic balancer do?
It mounts on the crankshaft nose to dampen the crank's torsional vibration and drives the accessory belt through its integrated 8-groove serpentine pulley.
Which vehicles does it fit?
It's a direct-fit replacement for the listed Ford Crown Victoria, Mustang, Lincoln Mark VIII, Lincoln Town Car and Mercury Grand Marquis applications with the 4.6L or 5.4L V8 — see the Buyer's Guide tab for exact years.
Does it include mounting hardware or a Woodruff key?
No. Hardware, the Woodruff key and installation instructions are not included; consult the vehicle service information for the correct fasteners and whether they may be reused.
Is it balanced, and does it have a crank trigger plate?
It's neutral balanced with no counterweight, and it does not include a crank trigger/exciter plate.
What are the key dimensions?
Overall outside diameter 6.772 in (172 mm), overall width 1.812 in (46 mm), crank bore 1.249 in (31.72 mm), with a steel outer ring and three bolt holes. Timing marks are included. Made in Australia.
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