Briggs and Stratton 251707-0178-99 Carburetor,Fuel Tank,Elect. Parts Diagram

Screw

NO LONGER AVAILABLE
(Plastic Motor Drive)

Intake Gasket
Included in Gasket Set-Part No. 393411

Idle Mixture Kit
Included in Carburetor Overhaul Kit-Part No. 299852

Screw
(Throttle Valve)

Screw
(8-32 X 5/8)

Idle Speed Kit

Shaft Pin

Float Hinge Pin
Included in Carburetor Overhaul Kit-Part No. 299852

VALVE, CHOKE

WASHER
(Choke Lever)

SPRING FRICTION

SCREW
(Choke Lever)

KIT NEEDLE VALVE
Included in Carburetor Overhaul Kit-Part No. 299852

Screw (No Longer Available)

Carburetor
(Choke-A-Matic)

NO LONGER AVAILABLE
(271013 Foam Washer (2) Included)

Welch Plug
Included in Carburetor Overhaul Kit-Part No. 299852

VENTURI, CARBURETOR

VALVE, THROTTLE

Throttle Shaft

Throttle Stop

Carburetor Float (No Longer Available)

Fuel Inlet Valve
Included in Carburetor Overhaul Kit-Part No. 299852

Float Bowl

Float Bowl Gasket
Included in Carburetor Overhaul Kit-Part No. 299852

Sealing Washer
(Float Bowl) Included in Carburetor Overhaul Kit-Part No. 299852

Choke Shaft
(Choke-A-Matic)

Carburetor Nozzle
Included in Carburetor Overhaul Kit-Part No. 299852

KIT NEEDLE VALVE

Carburetor Drain Filter

NO LONGER AVAILABLE

WASHER, Lock, Split, 1/4"

NO LONGER AVAILABLE
(3 Quart) (Plastic)

Fuel Cap
(Metal) (1 9/16 I.D.)

BRACKET FUEL TANK
(L.H.)

BRACKET FUEL TANK
(R.H.)

Fuel Tank Strap
(L.H.)

STRAP FUEL TANK
(R.H.)

SCREW

NUT
(1/4-20)

Hose Connector

Fuel Line
(Cut To Required Length)

Screw
(5/16-18 X 7/8)

Screw
(5/16-18 X 3/4)

WASHER

Fuel Shut Off Valve

VALVE FUEL SHUT OFF

LINK CHOKE

WASHER

Screw
(10-32 X 3/8)

Control Wire Casing (No Longer Available)
(Cut To Required Length)

Control Wire (No Longer Available)
(Cut To Required Length) If longer wire is required, specify length in inches; if shorter wire is needed, Order No. 26633 and cut to required length.

Nut
(Control Wire Casing)

LEVER CONTROL

WASHER

Starter Motor
(3 3/4 Housing) (Briggs & Stratton 12V)

SCREW

ALTERNATOR
(DC Only)

Alternator
(Dual Circuit)

KIT PANEL
(Starter)

Screw
(Tapping)

CAP WIRE/FUSE

RECTIFIER

BRACKET FUSE

Regulator
(10 Amp)

Screw
(Control Panel)

CLAMP TUBE

Screw

Screw

A/C Foam Filter

CLEANER AIR

Air Cleaner Gasket
(Air Cleaner)

NUT
(Starting Switch)

SWITCH STARTING (No Longer Available)

NO LONGER AVAILABLE
(Starter Switch To Alternator)

CABLE STARTER

Hose Clamp
(Green)

BRACKET MOUNTING

SPRING CHOKE RETURN

Choke/Throttle Shaft Seal
(Foam)

RETAINER AIR FILTER

BRACKET SUPPORT

Screw
(10-32 X 3/8)

Screw
(1/4-20 X 3/4)

Screw
(10-32 X 3/8)

Heat Shield

GEAR RING
(Includes Mounting Hardware) Used Before Code Date 75022512

Starter Drive Cover

Screw
(5/16-18 X 11/16)

SWITCH KEY

WIRE ASSEMBLY
(Ac Only)

WIRE ASSEMBLY

KIT PANEL
(Toggle Switch)

CLAMP

NO LONGER AVAILABLE

NO LONGER AVAILABLE

Wiring Harness
(10 Amp Regulated)

Alternator Connector Wire

Wire Assembly
(Dc Only)

Alternator Harness
(Dual Circuit)

Alternator
(DC Only)