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  1. PurpleBeeper

    Nitrous Pistons

    I'm running a relatively mild 440 with forged TRW pistons & a 125hp shot of nitrous. I've installed a cheater system (250hp shot) & I'm planning to build another motor. Do I need a "special piston" for a 250hp shot? I'm thinking I can just use any forged piston, but I want to see what you...
  2. PurpleBeeper

    4-spd with Nitrous - Best Way to Run?

    I've got a 70 Road Runner 4-speed car (a quick street car). I used to run a 4bbl. with a 125hp single stage nitrous system a long time ago and I remember only using the nitrous in 3rd & 4th gear or I'd smoke the tires bad. Now I've got a 250hp setup, so it should only get worse. I want to...
  3. PurpleBeeper

    70 Roadrunner Convt REMOVABLE Roll Bar

    I'm thinking about putting a REMOVABLE roll bar in my 70 Roadrunner convertible. I want to use the bolt-together steel plates above/below the floor to weld the bar to. I'd buy a main hoop/removable side bar for a hardtop and bend some custom rear braces going to frame behind the rear seat. I...