Standard Spark Plug Rating Calibration 1998-08-01 CURRENT ARP890A Procedure for obtaining the corrected heat-rating values (indicated mean effective pressure, IMEP) of spark plugs rated in the SAE 17.6 cubic inch rating engine (SAE AS840).
Standard Spark Energy Measurement, Alternative Methods 1998-08-01 CURRENT AIR951A Parameters to consider and various methods of measuring spark energy of aviation ignition systems.
Standard Magnetos, Aircraft, Mountings For 1997-04-01 CURRENT AS12 This specification covers three types of flanges for magneto mountings as follows: 1. Two-bolt Flange, 2. Three-bolt Flange, and 3. Four-bolt Flange.
Standard LEADS, SHIELDED, HIGH TENSION, DETACHABLE SPARK PLUG 1992-12-01 CURRENT ARP489A This specification establishes the requirements for shielded, detachable high tension spark plug leads for reciprocating engines.
Standard LEADS, SHIELDED, DETACHABLE SPARK PLUG 1956-03-15 HISTORICAL ARP489 This specification establishes the requirements for shielded, detachable high tension spark plug leads for reciprocating engines.