Davis Unified Ignition (DUI) Distributors & More

HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V8, Black, Kit

Part Number: DUI-121000BK

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

Cap & Rotor, Blue, Crab Style, Brass Terminals, Screw-Down, Chevy, 5.0, 5.7L, Kit

Part Number: DUI-36100BL

4.23 out of 5 stars ( 13 )

Estimated Ship Date: Today

Distributor Gear, Melonized, 0.491 in. Diameter Shaft, for GM Factory Roller Camshafts, Chevy, Small Block, Big Block, V6, Each

Part Number: DUI-1045

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Clamp-Down, Ford, Duraspark, Big/Small Block, V8, Kit

Part Number: DUI-32100BL

4.08 out of 5 stars ( 13 )

Estimated Ship Date: Today

Vacuum Advance Eliminator, Lock-Out Plate, GM HEI, Each

Part Number: DUI-333333

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

Distributor Gears, 0.467 in. Shaft Diameter, Melonized, Ford, Each

Part Number: DUI-1050

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: DUI-240001BL

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Distributor housing Shims, Includes .030 in./.060 in./.100 in. shims, for GM, Big/Small Block, Set of 3

Part Number: DUI-26150

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

Cap & Rotor, Black, Male/HEI, Brass Terminals, Clamp-Down, Buick, Chevy, Oldsmobile, GMC, Pontiac, V8, Kit

Part Number: DUI-12000BK

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

Cap & Rotor, Red, Male/HEI, Brass Terminals, Screw-Down, Jeep, AMC 6-Cylinder, Kit

Part Number: DUI-35100RD

4.58 out of 5 stars ( 31 )

Estimated Ship Date: Today

Distributor Ignition Pickup, Fits All V8 DUI/HEI Distributors, Each

Part Number: DUI-PC8050

Not Yet Reviewed

Estimated Ship Date: Today

Mechanical Advance Eliminator, GM HEI Mechanical Advance Lock Out, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: DUI-13-31

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Today

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

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Screw-Down, GM V6, Kit

Part Number: DUI-36200BL

4.2 out of 5 stars ( 20 )

Estimated Ship Date: Today

Cap & Rotor, Red, Male/HEI, Brass Terminals, Clamp-Down, Buick, Chevy, Oldsmobile, GMC, Pontiac, V8, Kit

Part Number: DUI-12000RD

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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 Gears, 0.491 in. Shaft Diameter, Carbon Ultra-Poly, Chevy, Each

Part Number: DUI-412POLY

Not Yet Reviewed

Estimated Ship Date: Jul 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Magnetic Pick Up Coil - DUI/HEI Inline 6 and V6

Part Number: DUI-PC8052

Not Yet Reviewed

Estimated Ship Date: Today

Cap & Rotor, Red, Male/HEI, Brass Terminals, Clamp-Down, Ford, Big/Small Block, V8, Kit

Part Number: DUI-34100RD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 28, 2026 if ordered today

• Drop Ship
• Special Order

Cap & Rotor, Red, Male/HEI, Brass Terminals, Clamp-Down, Ford, Duraspark, Big/Small Block, V8, Kit

Part Number: DUI-32100RD

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Cast Iron Distributor Gear - Ford 289-302 (Stock Replacement)

Part Number: DUI-431C

Not Yet Reviewed

Estimated Ship Date: Jul 28, 2026 if ordered today

• Drop Ship
• Special Order

HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V8, Blue, Kit

Part Number: DUI-121000BL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 28, 2026 if ordered today

• Drop Ship
• Special Order

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Clamp-Down, Ford, Big/Small Block, V8, Kit

Part Number: DUI-34100BL

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

Cap & Rotor, Clear, Male/HEI, Brass Terminals, Clamp-Down, Buick, Chevy, Oldsmobile, GMC, Pontiac, V8, Kit

Part Number: DUI-12000CL

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today