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Briggs & Stratton Small Engine Model 300421/0138-99 (300421/013899, 300421/0138 99) Parts

Looking for parts for your Briggs & Stratton Small Engine? RepairClinic.com has the appliance parts, lawn equipment parts and heating/cooling parts you need!
Small Engine has been selected. If you need parts that are not part of the engine, select your product type from the list box above.

Briggs & Stratton Small Engine Spark Plug

RepairClinic Item # 1568001

This part fits your Small Engine

Briggs & Stratton Spark Plug (RJ19LM). If the engine does not start or runs poorly then the spark plug may be defective and will need replacement.

Genuine OEM Part - Manufacturer #796112S

$3.67

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365 Day Return Policy

Briggs & Stratton Small Engine Flywheel Key

RepairClinic Item # 1567829

This part fits your Small Engine

Briggs & Stratton flywheel key. The flywheel key aligns the flywheel in the correct position on the crankshaft. If the engine stops suddenly due to hitting a hard object, the flywheel key shears in half to prevent damage to the engine. If the flywheel key is broken, the engine won't start.

Genuine OEM Part - Manufacturer #222698S

$2.01

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Briggs & Stratton Small Engine Spark Plug Boot

RepairClinic Item # 1610903

Grid is 1 inch square
Spark Plug Boot - Part # 1610903 Mfg Part # 66538S

This part fits your Small Engine

Spark plug boot

Genuine OEM Part - Manufacturer #66538S

$2.93

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Briggs & Stratton Small Engine Hose Clamp

RepairClinic Item # 1611213

Grid is 1 inch square
Hose Clamp - Part # 1611213 Mfg Part # 791850

This part fits your Small Engine

Clamp-hose

Genuine OEM Part - Manufacturer #791850

$2.72

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Briggs & Stratton Small Engine Carburetor and Choke Cleaner

RepairClinic Item # 1782323

Grid is 1 inch square
Carburetor and Choke Cleaner - Part # 1782323 Mfg Part # 100042

This part fits your Small Engine

Single can of carburetor & choke cleaner-16oz. Made specifically for Briggs & Stratton engines, dissolves deposits in your carb and choke, reducing maintenance and downtime. Briggs & Stratton Original Equipment Manufacturer (OEM) parts are designed and engineered for Safety, Quality and Reliability.

Genuine OEM Part - Manufacturer #100042

Hazardous Material – Special Shipping Required

$7.43

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Briggs & Stratton Small Engine Fuel Line

RepairClinic Item # 1646827

Grid is 1 inch square
Fuel Line - Part # 1646827 Mfg Part # 791745

This part fits your Small Engine

Fuel Line, 23" (1/2" OD x 1/4" ID) Cut to Fit

Genuine OEM Part - Manufacturer #791745

$5.67

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Briggs & Stratton Small Engine Flywheel Puller

RepairClinic Item # 1610633

Grid is 1 inch square
Flywheel Puller - Part # 1610633 Mfg Part # 19203

This part fits your Small Engine

Large flywheel puller with 2 & 13/16" bolt spacing. See related items for other sizes.

Genuine OEM Part - Manufacturer #19203

$18.14

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Briggs & Stratton Small Engine Breather Gasket

RepairClinic Item # 1604432

Grid is 1 inch square
Breather Gasket - Part # 1604432 Mfg Part # 27803S

This part fits your Small Engine

Breather gasket

Genuine OEM Part - Manufacturer #27803S

$2.10

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Briggs & Stratton Small Engine Seal

RepairClinic Item # 1567851

Grid is 1 inch square
Seal - Part # 1567851 Mfg Part # 281370S

This part fits your Small Engine

Dipstick seal

Genuine OEM Part - Manufacturer #281370S

$5.05

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Briggs & Stratton Small Engine Oil Plug

RepairClinic Item # 1610683

Grid is 1 inch square
Oil Plug - Part # 1610683 Mfg Part # 281658S

This part fits your Small Engine

Oil Fill Plug, Selected Engines w/Angled Oil Fill Neck

Genuine OEM Part - Manufacturer #281658S

$2.40

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Briggs & Stratton Small Engine Screw

RepairClinic Item # 2994007

Grid is 1 inch square
Screw - Part # 2994007 Mfg Part # 592244

This part fits your Small Engine

Cylinder head screw (5/16 - 18 x 2.69)

Genuine OEM Part - Manufacturer #592244

$2.15

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Briggs & Stratton Small Engine Float Needle

RepairClinic Item # 1567867

Grid is 1 inch square
Float Needle - Part # 1567867 Mfg Part # 394681

This part fits your Small Engine

Kit-needle/seat

Genuine OEM Part - Manufacturer #394681

$5.75

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Briggs & Stratton Small Engine Screw

RepairClinic Item # 1604719

Grid is 1 inch square
Screw - Part # 1604719 Mfg Part # 690953

This part fits your Small Engine

Carburetor mounting screw

Genuine OEM Part - Manufacturer #690953

$2.85

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Briggs & Stratton Small Engine Screw

RepairClinic Item # 1611053

Grid is 1 inch square
Screw - Part # 1611053 Mfg Part # 692198

This part fits your Small Engine

Screw-control bracket

Genuine OEM Part - Manufacturer #692198

$3.75

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Briggs & Stratton Small Engine Float

RepairClinic Item # 1611067

Grid is 1 inch square
Float - Part # 1611067 Mfg Part # 692265

This part fits your Small Engine

Float-carburetor

Genuine OEM Part - Manufacturer #692265

$8.55

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