Originally Posted by jarcher401
I read that with the higher flow of a 3 speed motor I would need a thicker core to slow the moving air down enough so heat exchange could take place
Sounds like hooey to me. I used my original core and the heater cooks......it almost exchanges heat too well!
'84 CJ-7: Yota axles (spartan locked front, e-locked rear) 4" BDS, 1" Daystar & 3/8" shackle lifts, 35" X-Terrains on steelies, YJ Tub & family roll bar, heater blower upgrade, 4.2L w/MC2100 & Team Rush, Warn 8274. Rebuilt 4.2/4.0 hybrid, AX15 and twin sticks/clocking ring waiting to go in.
The advertised position for a topless, dirty jeep girl has been filled......by my wife. Thanks to all that applied.
<------------and yes, that is her. :-D