Davis Unified Ignition (DUI) Distributors & More

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

Part Number: DUI-40620RD

4.64 out of 5 stars ( 14 )

Estimated Ship Date: Today

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

Part Number: DUI-M12720RD

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Today

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

Part Number: DUI-35820BL

4.91 out of 5 stars ( 11 )

Estimated Ship Date: Today

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

Part Number: DUI-40820BL

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

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

Part Number: DUI-M12720BL

4.71 out of 5 stars ( 21 )

Estimated Ship Date: Today

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Distributor, HEI, Vacuum, Mechanical Advance, Black Cap, Ford 6-Cylinder, 3.9/4.9L, Each

Part Number: DUI-39820BK

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Distributor, HEI, Vacuum, Mechanical Advance, Black Cap, Oldsmobile V8, Each

Part Number: DUI-42720BK

4.91 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Distributors, Marine Performance D.U.I., Hall Effect, Mechanical, Male/HEI, Iron Gear, Blue Cap, Machined Housing, Reverse Rotation, Ford, 5.8L, Each

Part Number: DUI-M35820RRBL

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Part Number: DUI-33820BL

4.08 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Wiring Pigtail, HEI Power, 1-Pin, Each

Part Number: DUI-111111

4.85 out of 5 stars ( 20 )

Estimated Ship Date: Today

Distributor, HEI, Vacuum, Mechanical Advance, Blue Cap, Ford 6-Cylinder, 3.9/4.9L, Each

Part Number: DUI-39820BL

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Today

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

Part Number: DUI-M35820BL

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Distributor, HEI, Stealth, Mechanical Advance, Black Cap, Chevy, Big, Small Block, V8, Each

Part Number: DUI-S127212

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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

Part Number: DUI-90900RD

4.57 out of 5 stars ( 14 )

Estimated Ship Date: Today

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

Part Number: DUI-12720CL

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Distributor, HEI, Vacuum, Mechanical Advance, Black Cap, 0.491 in. Diameter Shaft, Pontiac V8, Each

Part Number: DUI-51720BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM V8, Clear, Kit

Part Number: DUI-240001CL

4.8 out of 5 stars ( 15 )

Estimated Ship Date: Today

Distributor, HEI, Mechanical Advance, Black Cap, Each

Part Number: DUI-40420BK

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Distributor, HEI, Mechanical Advance, Blue Cap, With Inferno Coil, Chrysler, Slant Six, Each

Part Number: DUI-70620BL

Not Yet Reviewed

Estimated Ship Date: Today

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HEI Distributor Upgrade Kit, 50,000 V Coil, Cap, Rotor, GM 6-Cylinder, Red, Kit

Part Number: DUI-240003RD

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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

Part Number: DUI-51720BL

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Today

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HEI Bushing, Carbon Button, Brass, GM HEI Cap, Each

Part Number: DUI-122222

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Distributor, HEI, Mechanical/Vacuum Advance, Black Cap, Chevy, Big Block, Tall Deck, Slip Collar, Each

Part Number: DUI-13720BK

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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IGNITION KIT

Part Number: DUI-40KIT9192RD

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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• Special Order

Distributor, HEI, Mechanical/Vacuum Advance, Blue Cap, Ford, Small Block, 5.0L, Each

Part Number: DUI-38820BL

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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