LS1 Engine Block Drill Template Set for Alternator Installation 551445 Truck/SUV Applications

Includes:
2x Iron Block Drill Templates (Part #551445)

Fits Models:
Chevrolet/GMC Trucks and SUVs with LS engines

Model Years:
1999 - 2007

Submodels:
Silverado, Sierra, Tahoe, Suburban, Yukon, Avalanche

Engine Options:
LS1, LSX, LM7, LR4, LQ4, L92, L96

Description:
Professional-grade 2-pack iron block drill template (551445) designed for LS truck and SUV engine blocks. Precision-engineered to factory specifications for accurate marking and drilling of alternator mounting holes. Ideal for low-mount alternators and engine accessories on LS1, LSX, LM7, LR4, LQ4, L92, and L96 engines. Made from durable, high-quality metal construction with anti-rust coating. Ensures proper fitment and reliable performance for your LS engine swap or alternator upgrade. Direct replacement solution for exact drilling accuracy.

Features:
¥ Factory-specification drill template for LS engine blocks
¥ Marks precise center points for alternator mounting holes
¥ Compatible with low-mount alternators and accessories
¥ High-quality metal construction with anti-rust coating
¥ Tested for accuracy and performance
¥ Direct replacement for damaged templates
¥ Fits Chevrolet and GMC trucks and SUVs (1999-2007)