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Note: The underhood specifications sticker often reflects tune up specifications changes made in production. Sticker figures must be used if they disagree with those in this chart.

Cubic Inch

Year

Spark Plug Gap

Point Dwell

Point Gap

Timing

Crank Comp-Press.

Valve Intake

Valve Exhaust

Gov. RPM No Load

Fuel Press.

Idle Speed STD.

Idle Speed Auto

549

1971-72

.035

28-32

.016

140

----

3200

4-4 3/4

500

500N

(1)Uses taperseat plug without tube or gasket, torque to 10 ft.lbs.
(2)TDC with automatic.
(3)See underhood specifications sticker.
(4)2 bbl Carb
(5)4 bbl Carb
LD- Light Duty Cycle
HD- Heavy Duty Cycle
LT- Under 6,000 lbs. GVW
HD- Over 6,000 lbs. GVW
Figures in parentheses are for California only.

If you have any questions e-mail me for more info.

powrwagn@f-tech.net