1990 CHEVROLET Davis Unified Ignition Ignition Components

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

Part Number: DUI-12720BK

4.41 out of 5 stars ( 46 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• Free Shipping

Distributor, EST, Electronic Advance, Black Cap, Chevy, 4.4, 5.0, 5.7, 7.4L, V-8, Each

Part Number: DUI-12620BK

4.4 out of 5 stars ( 48 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• Free Shipping

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: Monday 4/20/2026 if shipped by air

Cross-Fire Black Cap/Rotor-GM D.U.I. V-8 Internal Coil- L-Clamp Style

Part Number: DUI-CF12000BK

4.44 out of 5 stars ( 34 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Ignition Coil, Screamin' Demon, E-Core, Square, Epoxy Filled, Black, 45,000 V, Each

Part Number: DUI-31723

4.41 out of 5 stars ( 17 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Ignition Module, Replacement, 8-Pin, GM, Car, Pickup, Each

Part Number: DUI-000444

4.53 out of 5 stars ( 19 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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: Monday 4/20/2026 if shipped by air

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

Part Number: DUI-12611BK

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• Free Shipping

DISTRIBUTOR

Part Number: DUI-M12720RRBL

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• Free Shipping

Distributor, Dual-Power, Vacuum Advance, Inferno 2 Coil, Black Cap, Chevy, Big, Small Block, V8, Each

Part Number: DUI-14000-2

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• Free Shipping

Ignition Module, Replacement, 7-Pin, Chevy, Car, Pickup, SUV, Van, Each

Part Number: DUI-000333

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Cap and Rotor, Black, Male/HEI, Brass Terminals, Screw-Down, Chevy, 5.0, 5.7, 7.4L, Kit

Part Number: DUI-33100BK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: DUI-122222

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: DUI-333333

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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: Monday 4/20/2026 if shipped by air

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

Part Number: DUI-240002BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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 14, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: DUI-412POLY

Not Yet Reviewed

Estimated Ship Date: Jul 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: DUI-121000CL

Not Yet Reviewed

Estimated Ship Date: Jul 15, 2026 if ordered today

• Drop Ship
• Special Order

Cap and Rotor, Black, Male/HEI, Brass Terminals, Clamp-Down, GM V6, Kit

Part Number: DUI-15000BK

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Cap and Rotor, Blue, Male/HEI, Brass Terminals, Clamp-Down, GM V6, Kit

Part Number: DUI-15000BL

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Distributor Gears, 0.491 in. Shaft Diameter, Iron, Chevy, Each

Part Number: DUI-412C

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: DUI-121000YL

Not Yet Reviewed

Estimated Ship Date: Jul 15, 2026 if ordered today

• Drop Ship
• Special Order

Distributor Gear, Aluminum, Bronze, Race, .491 in. Diameter Shaft, Chevy, Small Block, Big Block, V6, Each

Part Number: DUI-412

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

HEI Distributor Upgrade Kit, 45,000 V Coil, Cap, Rotor, GM V6, Black, Kit

Part Number: DUI-121001BK

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air