Davis Unified Ignition (DUI) Distributors & More

Distributor, Marine Performance D.U.I., Male/HEI, HEI In-cap Coil Red Cap, Mechanical, Polished, Iron Gear, Standard Rotation, Olds, 5.7L/7.5L, Each

Part Number: DUI-M42720RD

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Distributor, HEI, Mechanical/Vacuum Advance, Blue Cap, Cadillac, V8, Each

Part Number: DUI-83720BL

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Distributor, HEI, Mechanical Advance, Blue Cap, Ford, Small Block Windsor, Each

Part Number: DUI-M358212BL

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Distributor, HEI, Vacuum, Mechanical Advance, Red Cap, Ford, Small Block, Each

Part Number: DUI-318211RD

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Distributor, HEI, Mechanical/Vacuum Advance, Red Cap, GM V6, 2.8L, Each

Part Number: DUI-167211RD

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Distributor, HEI, Vacuum, Mechanical Advance, Blue Cap, International V8, Each

Part Number: DUI-90900BL

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Distributor, HEI, Mechanical Advance, Black Cap, Ford, Small Block, 351W, Each

Part Number: DUI-358212BK

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Distributor, HEI, Mechanical/Vacuum Advance, Red Cap, Cadillac, V8, Each

Part Number: DUI-83720RD

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Distributor, HEI, Mechanical/Vacuum Advance, Red Cap, Chevy, Big/Small Block, Each

Part Number: DUI-15720RD

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Jan 22, 2026 if ordered today

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Distributor, HEI, Vacuum, Mechanical Advance, Yellow Cap, Each

Part Number: DUI-40820YL

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Distributor, HEI, Vacuum, Mechanical Advance, Yellow Cap, Pontiac V8, Each

Part Number: DUI-51720YL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 23, 2026 if ordered today

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Distributor, HEI, ZZ454 Crate Engine, Mechanical/Vacuum Advance, Clear Cap, Chevy, Big Block, Each

Part Number: DUI-12720ZZ454CL

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Distributor, Duraspark, HEI, Vacuum, Mechanical Advance, Red Cap, Ford, Small Block, 351W, Each

Part Number: DUI-35720RD

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Distributor, HEI, Mechanical Advance, Red Cap, Ford, V6, 3.8L, Each

Part Number: DUI-37820RD

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Distributor, HEI, Mechanical/Vacuum Advance, Black Cap, Chevy, Big/Small Block, Each

Part Number: DUI-15720BK

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 6, 2026 if ordered today

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Distributor, D.U.I., HEI, Magnetic, Vacuum and Mechanical Advance, Yellow Cap, Buick, Each

Part Number: DUI-95720YL

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Distributor, HEI, Vacuum, Mechanical Advance, Black Cap, Buick, Rover V8, Each

Part Number: DUI-967211BK

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Distributor, HEI, Mechanical Advance, Blue Cap, Ford 6-Cylinder, 2.8/3.3L, Each

Part Number: DUI-39820-200BL

4.38 out of 5 stars ( 8 )

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Distributor, HEI, Mechanical Advance, Black Cap, International, 404, 446, Each

Part Number: DUI-90902BK

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Distributor, HEI, Vacuum, Mechanical Advance, Black Cap, Ford, Big Block FE, Each

Part Number: DUI-33820BK

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Feb 24, 2026 if ordered today

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Distributor, HEI, Electronic Advance, Machined, Blue Cap, Ford, Small Block, 5.0L, Each

Part Number: DUI-18458BL

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Distributor, HEI, Mechanical Advance, Black Cap, Ford, Small Block Windsor, Each

Part Number: DUI-M35820BK

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 17, 2026 if ordered today

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Distributor, HEI, Mechanical Advance, Yellow Cap, Ford, Small Block Windsor, Each

Part Number: DUI-M35820YL

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Estimated Ship Date: Feb 17, 2026 if ordered today

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Distributor, HEI, Vacuum, Mechanical Advance, Black Cap, Chevy, Pontiac, GMC, 4.3L, V6, Each

Part Number: DUI-18720BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 27, 2026 if ordered today

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Distributor, HEI, Vacuum, Mechanical Advance, Blue Cap, Chevy, Pontiac, GMC, 4.3L, V6, Each

Part Number: DUI-18720BL

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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