1991 GMC B-Series Harmonic Balancers
- PRW®PQX™ Race SFI DamperGMC B-Series 6.0L 1991, PQX™ Race SFI Damper by PRW®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$209.58
- Fel-Pro®Harmonic Balancer Repair SleeveGMC B-Series 6.0L 1991, Harmonic Balancer Repair Sleeve by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...Direct OEM replacement for a proper fitEnsures reliable sealing performance$9.42