Briggs & Stratton 31R977-0007-G1 Engine

A 18 HP V-twin spark-ignition engine for garden tractors and tillers, rated below 37.3 kW for horticultural applications. Classified in HTS 8407.90.1020 due to its designation for ag/hort equipment installation and power limits. Includes advanced debris management for dusty farm environments.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8407.90.90Same rate: 35%

If for installation in general industrial equipment like generators

Non-ag/hort applications direct to 'other' industrial engine provisions.

8411.82.40.00Same rate: 35%

If turbocharged with continuous duty rating

Turbocharged gas engines may classify under auxiliary provisions if not purely reciprocating piston type.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Provide OEM engineering drawings showing ag/hort mounting compatibility to support classification

Ensure crankshaft specs match importer's machinery; mismatches lead to end-use verification delays

Declare exact kW rating precisely; rounding errors trigger audits under power threshold rules

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A 9.5 HP spark-ignition single-cylinder engine designed for installation in agricultural tractors and horticultural mowers, with power output under 37.3 kW. It falls under HTS 8407.90.1020 as a reciprocating internal combustion engine specifically for ag/hort machinery, not exceeding the power threshold. Features air-cooled design and electric start for reliable field use.

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