Manifold

Unstyled A SN #410000 - #487999 All Fuel	Unstyled A SN #410000 - #487999 Johnson Cold Gas	A SN #584000 & up Gas
B SN #1000 - #59999 All Fuel	B SN #1000 - #59999 Johnson Cold Gas	B SN #60000 - #95999 All Fuel
B (6 Speed) SN #96000 - #183971 All Fuel	B SN #96000 & up Gas	D SN #109944 & up
G All Fuel	G Johnson Cold Gas	Unstyled L (To SN 624999)
L (SN625000 - 639999) w/Hercules Engine	LA, LI, L w/JD Engine	M, MT, MC 40, 420
430, 440	50 Intake and Exhaust	520, 530 Intake and Exhaust
60, 620, 630 Intake and Exhaust	70 Intake and Exhaust	720, 730 Intake and Exhaust
Parts	Manifold Gaskets

Spiegelberg Restoration and Service, LTD: PO Box 63: Birmingham, OH 44816: 440-965-7679