Pontiac Serpentine Conversion - Alternator Only - Polished

2025-09-16T14:29:19-07:00

Price: 415.00 - 464.00 (2 variants)

Pontiac Serpentine Conversion Kit (350-400, 428 & 455)

Complete 8 Rib Serpentine system for the Pontiac engines with alternator and power steering.

Kit Includes:

1 Belt Water Pump Pulley

1 Belt Crank Pulley

1 Belt Alternator Pulley

Alternator Bracket

ALTFAN - Universal alternator fan

Note: Requires 4 bolt pattern on Harmonic Balancer and 11 Bolt water pump that is 4.5" tall

Compatible with:
Pontiac V8 Engines (350 - 400, 428 & 455)
• 5.7 L / 350 in³
• 6.6 L / 400 in³
• 7.0 L / 428 in³
• 7.5 L / 455 in³

Generally fits the following models with original 350, 400, 428 & 455 engines installed. Note: 1969 was a transition year and you need to ensure that you have the taller 4.5" water pump.

1969 - 1974 Pontiac GTO
1969 - 1977 Pontiac Grand Prix
1969 - 1981 Pontiac LeMans
1969 - 1976 Pontiac Bonneville
1969 - 1976 Pontiac Firebird
1969 - 1976 Pontiac TransAm
1969 - 1981 Pontiac Catalina
1978 - 1980 Pontiac Grand Am
1969 - 1972 Pontiac Tempest
1969 - 1977 Pontiac Ventura
This is not a complete list. If you have a question about application, please e-mail us. It is not recommended that you select pulleys solely based on model and year alone because often the original engine has been swapped.

Product Type | Beast - Serpentine Conversion
Alternator Position | High - Driver
Power Steering | None