1
®
HYFIRE
®
IV SERIES OF ELECTRONIC
IGNITION CONTROLS
HYFIRE
®
IVC Ignition System Part No. 692, Universal
HYFIRE
®
IVA Ignition System Part No. 697, Universal
For applications triggered by points, Mallory Electronic Ignition Distributor (all models), original equipment electronic
ignition amplifiers and magnetic trigger pulses (magnetic pickup distributor or crank trigger ignition). Optional adapters
are available for easy connection to early model Delco/GM HEI Systems, late model GM HEI/EST Systems, Ford TFI
Systems, and OEM magnetic pickup (non-computer; Ford DuraSpark, GM HEI and Mopar/Chrysler Electronic Systems).
This product is legal to sell, distribute or install on vehicles in California. C.A.R.B. Executive Order D-70-26.
NOTE: Mallory HYFIRE
®
IV Electronic Ignition Controls are not compatible with distributorless systems or positive
ground applications. The RPM Limiter in the HYFIRE
®
IVC (Part No. 692) will not work properly with odd-fire or semi-
even fire V6 applications.
General Information ..............................................................................2
Ignition Ballast Resistor/Loom Resistance Wire ...........................2
Standard Ignition Bypass (Bypass Connector) .............................2
Ignition Coils ...................................................................................2
Fuel Injection ...................................................................................2
Spark Plug Wires.............................................................................2
Spark Plug Gaps .............................................................................2
Electric Welding ..............................................................................2
External RPM Limiters
Mallory PRO TACH
®
I, IV and VI ......................................................2
HYFIRE
®
IVC Ignition System 4 and 6 Cylinder Operation ...............2
Mounting Procedure .............................................................................2
Mounting to a Flat Surface Without Mounting Brackets ...............2
Mounting to a Flat or Uneven Surface
Using Mounting Brackets .........................................................2
Mounting to a Flat Surface with Shock Mounts .............................2
Wiring Procedure ..................................................................................3
Wiring Method using Adapters and Harnesses .............................3
GM HEI Systems/coil-in-cap with OEM module) .................. 3-4
Late Model GM HEI/EST Systems (external coil) ................. 3-5
Ford TFI Systems ........................................................................4, 6
Ford DuraSpark Systems (non-computer type,
without module) .................................................................... 5-6
Early Model GM HEI Systems (non-computer type,
without module) ....................................................................6, 8
Mopar/Chrysler Corp. Electronic Systems
(non-computer type, without module)..................................6, 9
Wiring Method Without Adapters .........................................................7
Breaker Point Systems ...............................................................7, 9
Mallory Electronic Ignition, UNILITE
®
Distributors,
Magnetic Breakerless Distributors or Electronic
Advance Distributors (3-wire/red, brown, green) ...............7, 10
For OEM Electronic Systems with modules/amplifiers
(Chrysler, Ford, and import) ...............................................7, 10
Magnetic Pickup Trigger Pulses (magnetic
pickup distributors or crank trigger ignition) ..........................7, 10
RPM Limiter Operation HYFIRE
®
IVC Ignition System
(PN 692 only) .................................................................................11
Optional Ignition Accessories ............................................................11
Bypass Connector..............................................................................12
Mounting Template ............................................................................12
CONTENTS
Parts included in this kit:
1 HYFIRE
®
IV Electronic Ignition Control - Part No. 692 or 697
1 Ignition Control Harness - Part No. 29348
2 Terminal Connectors - Part No. 450
1 Bypass Connector
4 Cable Ties
2 Spade Terminals
8 Ring Terminals, 1/4"
1 Ring Terminal, 3/8"
5 Spade Receptacle Terminals
4 Mounting Brackets
4 #10 Sheet Metal Screws
INSTALLATION INSTRUCTIONS
FORM 1351 (REV. E) 10/99
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