MERCURY Doug's Headers Header and Exhaust Manifold Gaskets

Gaskets, Header Flange, Compressed Fiber Laminate, Rectangle Port, Ford, Mercury, Small Block/351W, Pair

Part Number: DOU-HG9248

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Gaskets, Header Flange, Compressed Fiber Laminate, Rectangle Port, Ford, Mercury, Small Block, Pair

Part Number: DOU-HG9351

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Gaskets, Header Flange, Compressed Fiber Laminate, Oval Port, Ford, Lincoln, Mercury, 429, 460, Pair

Part Number: DOU-HG9211

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Gaskets, Header Flange, Compressed Fiber Laminate, Rectangle Port, Ford, Mercury, 390/427/428, Pair

Part Number: DOU-HG9203

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 26, 2026 if ordered today

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• Special Order

Gaskets, Header Flange, Compressed Fiber Laminate, 4-Barrel Port, Ford, Mercury, 351C, Pair

Part Number: DOU-HG9265

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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• Special Order

Gaskets, Header Flange, Compressed Fiber Laminate, 2-Barrel Port, Ford, Lincoln, Mercury, 351C, 400M, Pair

Part Number: DOU-HG9215

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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• Special Order

Gaskets, Header Flange, Compressed Fiber Laminate, Rectangle Port, Ford, Mercury, 390/427/428, Pair

Part Number: DOU-HG9203LG

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 26, 2026 if ordered today

• Drop Ship
• Special Order