12778-98L00Guide Base Gasket

Fits models / variants:

DF 300 2025 - Fig 119 Timing Chain DF 300 2025 - Fig 585 Opt: Gasket Set DF 350 2025 - Fig 119 Timing Chain DF 350 2025 - Fig 585 Opt: Gasket Set DF 300 2024 - Fig 119 Timing Chain DF 300 2024 - Fig 585 Opt: Gasket Set DF 350 2024 - Fig 119 Timing Chain DF 350 2024 - Fig 585 Opt: Gasket Set DF 350 2023 - Fig 119 Timing Chain DF 350 2023 - Fig 585 Opt: Gasket Set DF 350 2022 - Fig 119 Timing Chain DF 350 2022 - Fig 585 Opt: Gasket Set DF 350 2021 - Fig 119 Timing Chain DF 350 2021 - Fig 585 Opt: Gasket Set

Suzuki outboard spare part 12778-98L00 (Guide Base Gasket). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits DF 300 2025 - Fig 119 Timing Chain, DF 300 2025 - Fig 585 Opt: Gasket Set, DF 350 2025 - Fig 119 Timing Chain, DF 350 2025 - Fig 585 Opt: Gasket Set, DF 300 2024 - Fig 119 Timing Chain, DF 300 2024 - Fig 585 Opt: Gasket Set, DF 350 2024 - Fig 119 Timing Chain, DF 350 2024 - Fig 585 Opt: Gasket Set, DF 350 2023 - Fig 119 Timing Chain, DF 350 2023 - Fig 585 Opt: Gasket Set, DF 350 2022 - Fig 119 Timing Chain, DF 350 2022 - Fig 585 Opt: Gasket Set, DF 350 2021 - Fig 119 Timing Chain, DF 350 2021 - Fig 585 Opt: Gasket Set. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Suzuki outboard part 12778-98L00 (Guide Base Gasket), documented in 7 exploded diagram location(s), across the DF-300, DF-350 series.

Series	Model	REF	Qty	Diagram
Suzuki DF-300	2024	11	1	View
Suzuki DF-300	2025	11	1	View
Suzuki DF-350	2021	11, 9	1	View
Suzuki DF-350	2022	11, 9	1	View
Suzuki DF-350	2023	11, 9	1	View
Suzuki DF-350	2024	11, 9	1	View
Suzuki DF-350	2025	11, 9	1	View

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Appears in diagrams of these models

DF 300 2025 - Fig 119 Timing Chain
DF 300 2025 - Fig 585 Opt: Gasket Set
DF 350 2025 - Fig 119 Timing Chain
DF 350 2025 - Fig 585 Opt: Gasket Set
DF 300 2024 - Fig 119 Timing Chain
DF 300 2024 - Fig 585 Opt: Gasket Set
DF 350 2024 - Fig 119 Timing Chain
DF 350 2024 - Fig 585 Opt: Gasket Set
DF 350 2023 - Fig 119 Timing Chain
DF 350 2023 - Fig 585 Opt: Gasket Set
DF 350 2022 - Fig 119 Timing Chain
DF 350 2022 - Fig 585 Opt: Gasket Set
DF 350 2021 - Fig 119 Timing Chain
DF 350 2021 - Fig 585 Opt: Gasket Set