This Cummins solenoid has 3" mounting bolt spacing, center to center. This is a brand new OEM fuel solenoid. This is a perfect fit for Cummins enjines with P7100 pump IF you have 3" spacing, center to center, on your two mounting bolts, 3 flat pins on the connector, and a drilled square rod end.
LarryB's Part# FS30-FP-SE
How To Measure Your Solenoid