CAT Caterpillar 3408 Vehicular Engine For 631D, 633D, 637D & 639D Wheel Tractor Scraper

Specifications

Shop Service Repair Manual

637D S/N 4JB, 20W, 21W, 22W, 23W, 26W, 27W, 70W, 71W

Engine S/N 48W1-

This is in good used condition. Complete with no missing pages. Shipping is free within US 48 States. Please email me for a shipping quote outside the US & Canada. Email me with any other questions you may have. Thanks for looking and good luck!

JH