Speedmaster PCE279.1039 Mazda RX7 Rotary 13B Oversize Black Oxide Hardened Engine Stud Kit

The Speedmaster PCE279.1039 is a premium engine stud kit engineered specifically for Mazda RX7 rotary 13B engines. This oversize stud kit features black oxide hardening treatment for enhanced durability and corrosion resistance, making it an ideal upgrade for high-performance or rebuild applications where reliable fastening is critical. The hardened construction ensures consistent clamp load and longevity under demanding engine conditions.

Designed as a complete solution, this stud kit is perfect for RX7 enthusiasts undertaking engine rebuilds, performance upgrades, or restoration projects. The black oxide finish provides both functional corrosion protection and a professional appearance. Whether you're performing routine maintenance or a full engine overhaul, this precision fastener kit delivers the quality and reliability expected from Speedmaster's reputation in the performance engine parts market.

Key Features & Benefits

• Oversize Stud Design: Oversize specification for optimal fitment and load distribution in Mazda RX7 13B rotary engines.
• Black Oxide Hardened: Black oxide treatment hardens the studs for increased durability and corrosion resistance.
• RX7 13B Specific: Purpose-engineered for Mazda RX7 rotary 13B engine compatibility and performance demands.
• Engine Rebuild Application: Ideal solution for complete engine rebuilds, restorations, and high-performance upgrades.

Specifications

Ideal Applications

• Mazda RX7 engine rebuild and overhaul projects
• RX7 rotary engine performance upgrades
• Engine restoration and fastener replacement
• High-performance engine assembly