All units are computer tested and come with test documentation. Most units can be supplied with Nelson Specialties upgrades. Some sanctioning bodies do not allow upgrades, so be sure to specify usage when ordering. All units are for 12V negative ground use.
A NASCAR legal ignition amplifier with a built in rev limiter. The rev limiter is adjustable in 100 rpm increments using a small screwdriver. The box has a surface mount construction and an efficient power supply. Designed for use with a 730-0892 or 1201 coil. For 8 cylinder use only.
Crane Ignition Box
P/N 6410
Universal model with connector for external rev limiter and 6 pin Weatherpack connector. Use with 1201 or Blaster coil.
P/N 6400- 8 cyl., P/N 6446- 4 and 6 cyl.
Eight-cylinder MSD 6T with potting and clear backing plate- NASCAR legal.
P/N 6401
Four-six-eight cylinder MSD 6ALN with built-in module controlled rev limiter. With potting and clear backing plate- NASCAR legal.
P/N 6430
MSD Ignition Box
6400 Series
External rev limiter for use with 6400 or 6401 box.
MSD Rev Limiter
P/N 8738
Rev limiter module for MSD rev limiters. Internal and external. Wide selection from 3000 rpm to 10000 rpm in 20 rpm increments. Computer calibrated. Specify rpm. Sold individually and in 5-packs.
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