I put one on my A518, has about 8K miles on it.

a518 jwbell 002.JPGa518 jwbell 001.JPG
1968 Charger COLD A/C Hilborn EFI
512ci 9.7 compression, Stealth heads, 4.10 gear A518 ODtrans 4100lb,10.93 full street car trim
2020 T/A 392 Stock 11.79 @ 114.5