MSD 85631 Pontiac Bronze Distributor Gear
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This part will be shipped by the manufacturer. We estimate this item will ship on or before June 8th.
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326, 350, 389, 400, 421, 428, 455
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MSD Bronze Distributor gears are machined from quality AMPCO 45 aluminum bronze containing 5% nickel. This special combination creates high-strength gear teeth that are less prone to wear even with high-volume oil pumps.
- 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
Guides & Documents
|Speedway Motors Catalog Part #||547-85631|