It's hit and miss, but I guess you could do it by the seat of your pants. Course, my advice is to just suck it up and buy a $30 timing light. I guarantee you that there will come a time when you wish you had one.
--nathan
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'91 GT, Coast 347, 9.5:1 compression, full intake, Wolverine 1087 cam, exhaust, Keith Craft ported Windsor Jr. Irons (235 cfm intake, 195 cfm exhaust), AOD, PI 3500 converter, Lentech valve body, 3.73's (4.10's in the works), and Yokohama ES100's out back.
Daily Car: '04 Infiniti G35 Sedan 6MT
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