Light car, big tyre chassis. Total opposite to what I've done  Your 655 in my not so light 3300lb '69 Cuda would've gone 8.50>60's@155 if the 2x3 chassis would've handled it.  Still hopeful that we will dip into the 8's in good air with the 655, needs an honest 1100hp though. 
'74 Challenger..9.46 @ 145.9 1/4, 6.001 @ 118 1/8 so far. 4023lb !!! # N/A, Marsh performance 655ci, Indy Maxx, T/R, Indy 600-13 X's, Street legal, pump gas, full interior, Cal-Tracs, mufflers, 3:73's and real 10.5 radials.
9.51 @ 142.4 1/4, 6.003 @ 114 1/8 with our old mule KB, 572-13, 580 wedge.
RHD '68 Barracuda Fastback 323ci street/strip. Best ET 13.88 @ 99.03
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