PEM Standard Quick Change Gear Set 1.900 Spur Ratio Set 19 10 Spline - 4.11 Ratio 4.89/3.45 H771001XL The kits include studs /

The kits include studs / nuts / and washers

the Electra-Cool is one of our most popular remote coolers and can literally be mounted anywhere space permits

Springs and More

1-1/4 in NPT Female Inlet

Use with any engine to minimize damage caused by valvetrain failures

PEM Standard Quick Change Gear Set 1.900 Spur Ratio Set 19 10 Spline - 4.11 Ratio 4.89/3.45 H771001XL The kits include studs /Product Description: Quick Change Gear Set Standard Set 19 10 Spline 4. 11 Ratio 4. 89 3. 45 4. 86 Ratio 5. 78 4. 08 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.