ProForm 650 Manuel de service

ULTRA DOUBLE PUMPER™ CARBURETOR 0-76650RD 650 CFM Shiny Ultra Double Pumper™ with Red™ Billet Parts & Electric Choke 0-7665

10 FLOAT LEVEL ADJUSTMENT: NOTE: Do not try to remove the sight glasses. It takes special tools to install these and it is not recommended that they

11 ACCELERATOR PUMP TUNING: The accelerator pump’s purpose is to make up for the lag in fuel delivery to enable the engine speed to increase in resp

12 4. At this point, there should be no bogs, flat spots or black smoke (indicating excessive richness) when accelerating at wide open throttle fro

2 TABLE OF CONTENTS: INTRODUCTION: ...

3 INTRODUCTION: CONGRATULATIONS on your purchase of the Ultra Double Pumper™ Carburetor! We feel that you have purchased the finest street performa

4 Figure 1—Chrysler applications FORD APPLICATIONS: NOTE: Unless replacing an existing Holley® Carburetor, you will need to purchase Holley®

5 Figure 3—Ford applications Figure 4—Ford applications

6 NOTE: With the engine turned off, have an assistant slowly press the accelerator pedal to the floor, while you watch the throttle for any sticking

7 11. For electric choke hookup, attach the bayonet end of the long electrical lead supplied to the positive terminal on the choke cap. The other e

8 Hoses that exhibit surface cracks, when bent to 180°, should be replaced. The presence of liquid fuel demands tightening of fittings, hose replace

9 IDLE MIXTURE NEEDLES: Idle mixture needles control the air/fuel mixture at idle. These have been preset at the factory and SHOULD NOT need any