Briggs & Stratton 5066

Briggs & Stratton 5066The Briggs & Stratton 5066 is a Long Life Platinum spark plug with platinum center electrode and Gold shell with TinTac coating. Smaller diameter electrode increases ignitability and idle stability.

The Briggs & Stratton 5066 spark plug has corrugated ribs, gasket seal type, a platinum center electrode, a 16.0 mm (5/8 inches) hex size, and 0.75 mm (0.030 inches) spark plug gap. Projected core nose broadens heat range and protects against fouling, single platinum pad on center electrode increases plug life and the SAC9 resistor element reduces electrical noise interference.

General informational

Spark plug model Briggs & Stratton 5066
Thread size 14.0 mm (0.55 in)
Thread pitch 1.25 mm (0.050 in)
Reach 19.0 mm (0.75 in)
HEX size 16.0 mm (0.629 in)
Seat type Gasket
Terminal type Solid
Resistor Yes
Resistor type SAC9
Heat range 12
Torque specs Cast Iron: 35-40 Nm (3.6-4.0 kg·m; 25.8-29.5 ft·lb)
Aluminum: 25-29 Nm (2.5-3.0 kg·m; 18.4-21.6 ft·lb)
Gap 0.75 mm (0.030 in)
Longevity 64,000 km (40,000 miles)
Center electrode
Material Platinum
Type Standard
Projection Projected
Ground electrode
Material Gold (TinTac coating)
Type Standard
Quantity 1
Tip design J Gap

Equivalents and alternatives

Briggs & Stratton 5066 cross reference to
3071, 3071T04, RC12PYC
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We try to use official documentation and verify the published data, but errors may occur. In addition, specifications of machinery and equipment may vary depending on markets and modifications. We do not recommend the use of this data for spare parts or repairs. Use official service manuals or parts catalogs for your product.

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