Unknown  Unknown  Waukesha engine only  
Waukesha flathead 4 cylinder engine, probably was an agracultural engine as it has a handcrank and a small gauge plate/throttle assy near the front of the block.
Numbers on the top of the head facing upward: (From drivers side rear corner)
43174, and in the center of the top of head: 121202 CL.
Numbers at the rear of the head: 121101.
Info from the data tag on block:
Mod: 1CK 44 Z 21/2x31/8
No: 487-198 4 5 6
Speed: 2000 loaded rpm.
Engine is complete, has fan, manifolds, carburator, mag, bell housing with flywheel and pulley, radiator & shroud.
Not sure what the internal condition is, but it turns over real easy. Also has provisions for a starter on the drivers side of the bell housing.
Was going to rebuild and use, but son has no time to help. Asking $175.00 OBO
E-mail or phone Charlie (616)543-4512 SOLD