My friends motor is a 472, a lunati flat tapppet 540-550 cam, forged crank, kb 10.25 pistons, resized rods, 781 heads, dual 500 cfm edelbrock carbs, aluminum edelbrock intake, arp bolts throughout, hooker super comp headers and he's wondering what is a good size shot of nitrous to use safely.
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what size shot on a bbc
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A good starting point for the upper limit is to spray no more than 50% of the engine's NA power capability..... e.g. if the engine makes 500HP on motor, spray a 250-shot. Tune carefully from there on up if you want to spray more.Fred
381ci all-forged stroker - 10.8:1 - CNC LT4 heads/intake - CC solid roller - MoTeC engine management - 8 LS1 coils - 58mm TB - 78# injectors - 300-shot dry nitrous - TH400 - Gear Vendor O/D - Strange 12-bolt - 4.11's - AS&M headers - duals - Corbeau seat - AutoMeter gauges - roll bar - Spohn suspension - QA1 shocks - a few other odds 'n ends. 800HP/800lb-ft at the flywheel, on a 300-shot. 11.5 @ 117MPH straight motor
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