Owners manual

Part # 3501- 1987-96 Twin 56mm Ford F-series 302/351w
Part # 3502- 1987-03 Twin 61mm Ford F-Series 460
Part # 3503- 1987-96 Twin 61mm Ford F-Series 302/351w
Throttle Body
1
INS-025
Follow these instructions carefully to ensure correct fitment and operation.
Special Tools
Required:
No special tools
required
Install Time:
Approximately
30 mins
Difficulty:
2 out of 5
STEP 1
STEP 8
Disconnect the negative battery terminal.
STEP 6
STEP 2
Re-install the BBK Throttle Body in reverse
order of the previous steps. If any vacuum ports
are not used in your application then simply
install a rubber vacuum plug on the unused
port/s.
Disconnect the air inlet, vacuum and water
passage lines from the stock throttle body.
Disconnect the throttle cables from the throttle
body linkage.
Shut off the engine and disconnect the Idle Air
Bypass electrical connector.
STEP 3
STEP 7
302/351 Engines: Disconnect the idle bypass
electrical connection on the driver side of the
throttle body.
460 Engines: The idle bypass valve is located
on the intake manifold and does not require
disconnecting.
STEP 5
STEP 4
Remove the throttle body TPS from the old
throttle body and install into the BBK Throttle
Body.
302/351w Engines: Remove and re-install the
Idle Air Bypass Solenoid to the BBK throttle
body using the supplied gasket.
Remove the four mounting bolts attaching the
throttle body to the intake manifold. Remove the
throttle body and old gasket. Be sure to clean
the intake surface of any old gasket material.
With everything reconnected, start the engine
and let it come up to operating temperature.

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