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Catalog #70403
Brochure No. 63-0147
©2003 Edelbrock Corporation
Rev. 1/03
3. Spark plug heat range too high.
a. Verify what heat range the spark plug is, and how it functions in a high load, high
performance application.
1. Install a performance spark plug.
2. Reduce spark plug heat range.
4. Too much nitrous flow.
a. Verify the size of the nitrous jet.
1. Install the proper nitrous jet.
b. Check bottle temperature and pressure.
1. Ensure before every nitrous usage that you only use nitrous when the temperature and
pressure of your bottle are correct.
Symptom #5… Vehicle surges under acceleration when system is activated.
1. Inadequate nitrous supply.
a. Weigh bottle.
1. Bottle should be 10 lbs. above empty bottle weight listed on bottle label when full.
b.Check bottle temperature.
1. Maintain 80 to 85 degrees of bottle surface temperature.
c. Check bottle valve.
1. Open valve fully
d.Check bottle orientation. Refer to “Nitrous Bottle Mounting” section.
1. Mount bottle properly.