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Speedmaster billet main caps are precision CNC-machined from superior-quality 1025 billet steel
With large 3/8 in
Complete kit with Multi-Layer Steel (MLS) Head Gaskets
Speedmaster Aluminum Roller Rockers are extruded from 6061 T6 Aluminum
Deluxe Interior
Ford C4 Transmission Performance 6 Pinion Planetary Gear Set Speedmaster billet main caps areSpeedmaster C4 Power Planets eliminate your weakest link! Speedmaster has redesigned the power gear sets to incorporate six pinion gears unlike a stock 3 pinion style to increase their load handling characteristics by 100 percent!. These Power Planets are precision CNC machined for precise gear alignment and consistent performance.
![ORIGINAL DESIGN ART CORP: LUNA ILLUSTRATION BY YD 1/7 Scale Figure [ASTRUM DESIGN] Style:Figure + Bonus](https://cdn.shopify.com/s/files/1/0575/4653/9163/products/124141.jpg?v=1647808128)
