The IH 656 Diesel Tractor: Great for play or display! Made by ERTL, it features “Happy Birthday” graphics – it is the 2nd 1/16 scale Case IH “Happy Birthday” tractor and the third in a series. It is configured with a narrow front axle and flat top fenders. Add to Favorite Sellers. ERTL 1/16 International Harvester 656 Diesel “Happy Birthday” Tractor 44360. Recommended for 14+ years and up, not recommended or intended for play. Open station, postable front wheels, narrow front tires, drawbar hitch. Special Edition celebrating Farmall 656 Birthday! Diecast body with rubber wheels, some plastic parts. Approximate dimensions: 9.25in L x 5.25in W x 6.25ih H. We are not open Saturday or Sunday so you may not receive a reply to questions posed during the weekend until Monday.