MSD Performance 8472 - Distributor Gear, MSD Chevrolet, Oversize +0.006, Bronze

MSD Bronze Distributor gears are machined from quality AMPCO 45 aluminum bronze containing 5 percent nickel. This special combination creates high-strength gear teeth that are less prone to wear even with high volume oil pumps. Features increased outer hardened layer thickness (RC 55-60). Micro polished surface for smooth contact. Proprietary formulated ductile iron. Melonite QPQ coated reduces friction and initial wear. Interstitial carbide concentration improves wear resistance and running properties.

• Oversize +0.006
• Machined from aluminum bronze
• Containing 5 percent nickel
• High strength gear teeth
• Less prone to wear even with high volume oil pump