Air cleaner cartridge (pleated paper)
Likely- 593260 — Toro 21464 (serial 400000000 and higher) — engine confirmed as Briggs & Stratton 625EXi on Toro's own product specification page
Manufacturer chain: Toro's own product page states this model ships with the 625EXi engine (Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".). That engine's air filter was independently verified against a Briggs & Stratton parts diagram in an earlier batch — see that engine's own catalog row for the diagram citation. Independently corroborated on PartsTree's own parts page for SN 400000000-407999999, which states outright: "The mower uses a Briggs & Stratton 625 EXI ES engine."
Source: Toro product specification page — Toro 21464 — Specifications: Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".
Changed partway through production: Applies to serial numbers 400000000 and higher, which is the modern EXi-generation range Toro's own spec page and third-party catalogues agree on. Toro has also sold this model number with older serials (some as low as the 290000000s); those are a different, earlier engine generation and are NOT covered by this record.
Blade driver (adapter)
Likely- 139-1816 — Toro 21464 (SN 400000000-407999999)
Part 13: DRIVER-BLADE
Source: PartsTree OEM parts diagram — Toro 21464 Engine and Blade Assembly — Engine and Blade Assembly: Part 13: DRIVER-BLADE — 139-1816.
Changed partway through production: Covers SN 400000000 through 407999999; Toro's spec page lists further serial ranges for this model up to 999999999 that were not individually checked for the blade.
Blade, 22 inch
Likely- 131-4547-03 — Toro 21464 (SN 400000000-407999999)
Part 20: BLADE-22 INCH
Source: PartsTree OEM parts diagram — Toro 21464 Engine and Blade Assembly — Engine and Blade Assembly: Part 20: BLADE-22 INCH — 131-4547-03.
Changed partway through production: Covers SN 400000000 through 407999999; Toro's spec page lists further serial ranges for this model up to 999999999 that were not individually checked for the blade.
Carburetor (earlier code dates)
Likely- 592361 — Toro 21464 (serial 400000000 and higher) — engine confirmed as Briggs & Stratton 625EXi on Toro's own product specification page
Manufacturer chain: Toro's own product page states this model ships with the 625EXi engine (Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".). That engine's carburetor complete was independently verified against a Briggs & Stratton parts diagram in an earlier batch — see that engine's own catalog row for the diagram citation. Independently corroborated on PartsTree's own parts page for SN 400000000-407999999, which states outright: "The mower uses a Briggs & Stratton 625 EXI ES engine." For engines with a code date before 18070100.
Source: Toro product specification page — Toro 21464 — Specifications: Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc". - 84002023 — Toro 21464 (serial 400000000 and higher) — engine confirmed as Briggs & Stratton 625EXi on Toro's own product specification page
Manufacturer chain: Toro's own product page states this model ships with the 625EXi engine (Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".). That engine's carburetor complete was independently verified against a Briggs & Stratton parts diagram in an earlier batch — see that engine's own catalog row for the diagram citation. Independently corroborated on PartsTree's own parts page for SN 400000000-407999999, which states outright: "The mower uses a Briggs & Stratton 625 EXI ES engine." For engines with a code date after 18063000.
Source: Toro product specification page — Toro 21464 — Specifications: Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".
This model was built with more than one part here — check your serial number or engine TYPE against the options below before ordering.
Carburetor overhaul kit (later code dates)
Likely- 594636 — Toro 21464 (serial 400000000 and higher) — engine confirmed as Briggs & Stratton 625EXi on Toro's own product specification page
Manufacturer chain: Toro's own product page states this model ships with the 625EXi engine (Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".). That engine's carburetor rebuild kit was independently verified against a Briggs & Stratton parts diagram in an earlier batch — see that engine's own catalog row for the diagram citation. Independently corroborated on PartsTree's own parts page for SN 400000000-407999999, which states outright: "The mower uses a Briggs & Stratton 625 EXI ES engine." For engines with a code date after 15030800.
Source: Toro product specification page — Toro 21464 — Specifications: Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc". - 590589 — Toro 21464 (serial 400000000 and higher) — engine confirmed as Briggs & Stratton 625EXi on Toro's own product specification page
Manufacturer chain: Toro's own product page states this model ships with the 625EXi engine (Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".). That engine's carburetor rebuild kit was independently verified against a Briggs & Stratton parts diagram in an earlier batch — see that engine's own catalog row for the diagram citation. Independently corroborated on PartsTree's own parts page for SN 400000000-407999999, which states outright: "The mower uses a Briggs & Stratton 625 EXI ES engine." For engines with a code date before 15030900.
Source: Toro product specification page — Toro 21464 — Specifications: Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".
This model was built with more than one part here — check your serial number or engine TYPE against the options below before ordering.
Cylinder head gasket
Likely- 592358 — Toro 21464 (serial 400000000 and higher) — engine confirmed as Briggs & Stratton 625EXi on Toro's own product specification page
Manufacturer chain: Toro's own product page states this model ships with the 625EXi engine (Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".). That engine's head gasket was independently verified against a Briggs & Stratton parts diagram in an earlier batch — see that engine's own catalog row for the diagram citation. Independently corroborated on PartsTree's own parts page for SN 400000000-407999999, which states outright: "The mower uses a Briggs & Stratton 625 EXI ES engine."
Source: Toro product specification page — Toro 21464 — Specifications: Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".
Changed partway through production: Applies to serial numbers 400000000 and higher, which is the modern EXi-generation range Toro's own spec page and third-party catalogues agree on. Toro has also sold this model number with older serials (some as low as the 290000000s); those are a different, earlier engine generation and are NOT covered by this record.
Spark plug (resistor)
Likely- 692051 — Toro 21464 (serial 400000000 and higher) — engine confirmed as Briggs & Stratton 625EXi on Toro's own product specification page
Manufacturer chain: Toro's own product page states this model ships with the 625EXi engine (Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".). That engine's spark plug was independently verified against a Briggs & Stratton parts diagram in an earlier batch — see that engine's own catalog row for the diagram citation. Independently corroborated on PartsTree's own parts page for SN 400000000-407999999, which states outright: "The mower uses a Briggs & Stratton 625 EXI ES engine."
Source: Toro product specification page — Toro 21464 — Specifications: Engine Brand: Briggs and Stratton. Engine Series/Name: "Briggs & Stratton® Exi 150 cc".
Changed partway through production: Applies to serial numbers 400000000 and higher, which is the modern EXi-generation range Toro's own spec page and third-party catalogues agree on. Toro has also sold this model number with older serials (some as low as the 290000000s); those are a different, earlier engine generation and are NOT covered by this record.
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