Heads Tech Question?

74 SuperSun · Post by **74 SuperSun** » Sun Sep 01, 2002 12:46 pm

I Just thorn down my 1600 DP from my 74 Super (se) When I noticed. I have two different Heads. Numbered as followed:
113 101 375 A with 103 stamped large
second head; 040 101 375 2 with 55 stamped large.
Can anyone me what it is that I got?