PEM Standard Quick Change Gears - Set #7 Micro / Mini Sprint Brake Components The MSD Multi-Retard uses a

The MSD Multi-Retard uses a high speed RISC microcontroller to direct the timing functions

80 gph at 45 psi Preset

Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers

They must be used with Edelbrock or stock throttle body

Buick Nailhead

PEM Standard Quick Change Gears - Set #7 Micro / Mini Sprint Brake Components The MSD Multi-Retard uses aProduct Description: Quick Change Gear Set Standard Set 7 10 Spline 4. 11 Ratio 4. 65 3. 63 4. 86 Ratio 5. 49 4. 30 Steel Sold Individually PEM Racing (Performance Engineering and Manufacturing) offers a wide selection of quick change gear sets, ring and pinion gears, differential cases, and other rear end components.