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1945 Willys Agri-Jeep
Form 6521—Canadian WILLYS AGRI-JEEP 5965
CARTER CARBURETOR CORPORATION, ST. LOUIS, MO., U. S. A. November, 1945
WILLYS AGRI JEEP 1945
sting No. 458 on face of flange.
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Form 6521A Canadian Carbureter 596SWillYs Agri Jeep,
5965 Willys carbureter
superseded by 636S—list price $20.15.
W-O DOWNDRAFT CARBURETER 596S—LIST PRICE $17.65
A $2.50 exchange allowance is deducted from the list price if buyer turns
in old carbureter.
CARBURETER SPECIFICATIONS
For Willys 4 Cylinder Engine: 3~IA Inch Bore; 4% Inch Stroke
Dimensions: Flange size, I inch S. A. E. Primary venturi, 11/32 inch
I. D. Main venturi, 1.0 inch I. D.
Float Setting: Distance from float (at free end) to float chamber cover
to be 3/8 inch with free weight of float on needle and spring.
Vents: Outside, No. 10 drill size.
Gasoline Intake: Square vertical needle. No. 53 drill size in needle
seat.
Low Speed Jet Tube: Jet size, No. 71 drill. Idle well jet, No. 61 drill.
By-pass in body, .059 to .060 inch diameter.
Economizer in body, .0425-.0435 inch diameter.
Idle bleed, size No. 52 drill.
Idle Port: Length, .140 inch. Width, .030 inch.
Idle Port Opening: .086 to .090 inch above upper edge of valve with valve
closed tight.
Idle Screw Seat: No. 46 drill.
Set Idle Adjustment Screw: I to 2 turns open. For richer mixture, turn
screw out. Do not attempt to idle engine below 8 miles per hour.
Main Nozzle: (Flush type) in primary venturi, angle 30°. Discharge
jet size, .096 inch diameter.
Metering Rod: Economy step, .060 inch, tapers to .048 inch diameter.
Power step .047 inch diameter. Length 3-23/64 inches.
Metering Rod Jet: Size, .070 inch diameter.
Metering Rod Setting: Use gauge, part No. T109-26 (2.718 inches).
Accelerating Pump: High pressure type, spring operited. Discharge jet size,
No. 73 drill.
Relief passage to outside, size No. 42 drill.
Intake ball check size, No. 40 drill.
Discharge disk check size, No. 40 drill.
Pump Adjustment: 17/64 inch plunger travel at full throttle
position. Use gauge T109-117S.
Choke: Manual — Offset, butterfly type with pressure relief pop-pet
valve. Inter-connected to open throttle valve to fast idle position when
choke is used.
Motor Tune-Up--Be Accurate! Always Use Feeler Gauges!
CAUTION: Change worn or leaky flange gaskets. Tighten manifold bolts and
test compression before adjusting carbureter.
Spark Set
Plug Gap Breaker Points
.030" .020"
Use Timing Light
Breaker Points to Open
5° B.T.D.C. at
IGN Mark on Flywheel
Set Valves
(Cold)
Intake .014"
Exhaust .014"
Correct Float Level
(Measure from machined
surface of casting)
Idle Adjustment
Screw Setting
I to 2
Turns Open
Copyright 1945