GM Specialty 141727 Harmonic Balancer Cover 6.75" Black w/Bowtie Logo for 1955-2004 Chevrolet Small Block V-8 Review
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GM Specialty 141727 Harmonic Balancer Cover 6.75" Black w/Bowtie Logo for 1955-2004 Chevrolet Small Block V-8
Patented Cover Offers Improved Readability
More Stable Top Dead Center Indication
Better Timing Accuracy