MEL 430 Tune Up Specifications

[Theo]

Please help adding, correcting, discussing and completing data to this section. This specification run down is provided by participants of this MEL Engine Forum and me. To have it clearly arranged I constantly keep merging the info into this single post. The contributor's original post will remain below.


MEL 430 Tune Up Specifications

Engine Idle
Autom. Trans.............................................450 (Dr)
Fuel Pump Pressure....................................4,5 - 6.5 P.S.I. @ 500 RPM
Fuel Pump Volume.....................................1 Pt. in 20 Seconds @ 500 R.P.M.
Dash Pot Adjustment, Holley.....................0,067"
Power Valve Vakuum Primary, Holley.........6" - 7" Hg.


Centrifugal Advance

Distributor/ RPM.................Vacuum/ Inches Hg. ..................Distr. Advance/Degrees
.*300..................................................0.....................................................0
.*500..................................................0...............................................2,5 - 3,5
.*600..................................................0...............................................4,5 - 5,5
**1000................................................0...............................................7,5 - 8,5
**1500................................................0................................................10 - 11
**2000................................................0..............................................12,5 - 14

.* Primary Spring
** Secondary Spring


Vacuum Advance

+6.......................................................0 - 1
+8.......................................................1 - 3
+10.....................................................3,5 - 5,5
+14.....................................................7,5 - 9,5
+18.....................................................10,5 - 12,6
+20.....................................................10,5 - 12,6

Distributor RPM must be maintained constant (200 RPM)



Spark Plug Gap.....................................0.032" - 0.036"
Distr. Point Gap....................................0.014" - 0.016"
Dwell Angle..........................................26 - 28,5
Breaker Arm Tension (Oz.)....................17 - 20
Condenser Capacity (Mfds.)..................21 - 25
Ignition Resistor (Ohms @ 75 F)...........1.30 - 140

Ignition Timing (BTDC)
Autom. Trans.......................................3° min. (6°max.)