Im running super stock springs and cheap shocks all the way around right now with a 8 1/4... the car run 12.30's. putting a 8 3/4 in this winter.. i dont really think i need to go to an ajustable rear shock on it but it couldnt hurt..

79 Dodge Aspen
12.265 at 109.75 MPH

67 Satellite NSS/E
11.83 @ 110

1968 Plymouth Road Runner 472 Hemi

3 time MOPAR NATIONALS CHAMP '03 FWD and '06 & '09 Street.
'07, '10, '12 Mopar Nats runner-up Street.