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Spark Plug (802592S)

Bougie • Bujía de encendido 

Oil (18 oz.) (100005)

Huile (18 oz.) • Aceite (18 onzas)

Contents

 • Contenu • Contenido

Changing Spark Plug

Note: Replace spark plug after 100 hours or every 

season.

1. Disconnect spark plug wire. 

2. Remove old spark plug and discard. 

3. Check gap (A) of new spark plug with wire gauge 

(B). 

See FIG 4

.

 

4. Reset gap, if necessary to 0.030 in (0.76 mm).

5. Install and tighten new spark plug to 180 lb-in (20 

Nm).

Mode d’emploi du nécessaire de mise au point

Instrucciones para el kit de afinación

5129

For engine models: 300-550 Series™, Classic™, Sprint™, 

Quattro™ & Q45™ 

Changing Oil

Note: Change oil every 50 hours or every 25 hours if operating under 

heavy load or in high temperatures.

1. Move unit to flat, level surface.

2. With engine OFF but still warm, disconnect spark plug  wire (A) to 

prevent accidental starting.  

See FIG 1

3. (If you have a bottom or side drain) Remove oil drain plug from bottom 

(B) or side (C) of engine and drain oil into an approved container. 

Replace drain plug after all oil has been drained. 

See FIG 2.

OR

  Remove dipstick and tip engine to drain oil out of dipstick tube into an 

approved container. 

Important: Make sure fuel tank is empty and keep 

spark plug end of engine UP while tipping engine.

4. Remove dipstick and wipe with clean cloth.

5. Slowly pour entire contents of supplied oil (18 oz.) into the oil fill tube. 

See FIG 3.

6. Wait one minute, then replace and fully tighten dipstick.

7. Remove dipstick and check oil level. It should read at FULL mark.

8. Replace and tighten dipstick.

9. Reconnect spark plug wire to spark plug.

Changing Air Filter 

Note: Replace foam air filter every 25 hours or every 

season, more often if operating under dusty conditions.

1. Remove screw (A) on air cleaner. See FIG 5.

2. Carefully remove air cleaner to prevent debris from 

falling into carburetor.

3. Take air cleaner apart and clean all parts. 

4. Saturate new foam air filter in engine oil. Squeeze in a 

clean cloth to remove excess oil.

Caution: The foam air filter must be oiled or engine 

damage will occur.

5. Insert foam air filter and cup, if equipped, in air cleaner 

base.

6. Install air cleaner securely on carburetor and tighten 

screw.

Adding Fuel Stabilizer

Note: Fuel can become stale when stored over 30 days. Use fuel stabilizer to keep fuel fresh.

1. Add supplied fuel stabilizer to fuel in fuel tank or fuel can.

2. Run engine for 2 minutes to circulate stabilizer throughout fuel system.

Note: The included fuel stabilizer packet treats up to 2-1/2 gallons of fuel. Visit your local Briggs & Stratton 

service center for the larger 4.2 oz. bottle (part no. 5041), which treats up to 10 gallons of fuel. 

If you drain the oil from the top oil fill tube, the

fuel tank must be empty or fuel can leak out

and result in a fire or explosion.

WARNING

Gasoline and its vapors are extremely

flammable and explosive.

Fire or explosion can cause severe burns or

death.

CAUTION: Used oil is a hazardous waste product and must

be disposed of properly. Do not discard with household

waste. Check with your local authorities, service center, or

dealer for safe disposal/recycling facilities.

A B

A

FIG 4

Printed in the USA

Use only Briggs & Stratton Genuine Parts 

for peak mower engine performance

Utiliser exclusivement des pièces d’origine 

Briggs & Stratton pour obtenir des 

performances optimales du moteur de tondeuse

Para que el motor de su cortacésped rinda al 

máximo, utilice sólo las piezas originales de 

Briggs & Stratton

Fuel Stabilizer (100031)

Stabilisateur d’essence

Estabilizador de combustible

Foam Air Filter (698369)

Filtre à air en mousse • Filtro de Aire

Tune-up Kit 

Instructions

Pour les modèles de moteur : Série 300-550MC, ClassicMC, 

SprintMC, QuattroMC & Q45MC

Para motores modelos: 300-550 Series™, Classic™, Sprint™, 

Quattro™ & Q45™

FIG 2

FIG 3

FIG 1

FIG 5

MS5597-6/08

Used On or Before

Date Code 021010

Utilisé antérieurement à la date de

Code 021010 incluse

Usado En El Código de

Fecha 021010 a Anterior a este

Used On or After

Date Code 021011

Utilisé à partir de la date de

Code 021011 incluse

Usado En El Código de

Fecha 021011 a Posterior a este

Si votre filter ressemble à 

celui-ci, achetez la trousse, 

numéro de pièce 5107
Si su filtro luce como éste, 

compre el kit de la referencia 5107

s

This package  contain

this

 

filter.

Cet emballage contient

ce filtre. 

Este paquete contiene

este filtro. 

BRIGGS

&

STRATTON

CORPORATION

POST OFFICE BOX 702
MILWAUKEE, WI 53201 USA
414 259 5333

©2007 Briggs & Stratton Corporation

If your filter looks like this, 

purchase kit  part no. 5107

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