WAI DST1639 Distributor

Name: WAI DST1639 Distributor
Brand: WAI
SKU: HGWL-DST1639
Price: 113.45 USD
Availability: InStock

⚙️ 153 vehicles fit this part

🔍

Select your vehicle to confirm fitment

Verify this part fits before purchasing — free returns if it doesn't

$113.45Free Shipping

🚚Free ShippingNo Cost to Continental U.S.

🔄Free Returns*Wrong fit? No cost

🛡️60-Day ReturnsMoney back guarantee

*Free return shipping only qualifies if our fitment verification tool is used.

🔥

✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.

✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Chevrolet, GMC, Isuzu, and Oldsmobile, Astro, Blazer, Bravada, C1500, Express 1500, Express 2500, Hombre, Jimmy, K1500, P30, P3500, S10, Safari, Savana 1500, Savana 2500, Sierra 1500, Sierra 1500 Classic, Silverado 1500, Silverado 1500 Classic, and Sonoma

🔄Easy Returns — Return within 60 days for a full refund

🚚Fast Shipping — Most orders ship same business day before 1pm CST

Not what you need? Click here for all Distributor options

Reliable Distributor for Chevrolet, GMC, Isuzu, and Oldsmobile Vehicles

The WAI DST1639 distributor is engineered to provide consistent ignition performance for a range of Chevrolet, GMC, Isuzu, and Oldsmobile models. Designed with durable materials and including a new distributor cap and rotor, this part ensures reliable engine timing and efficient spark delivery.

Durable melonized steel gear with 13 teeth for precise engagement
Lightweight aluminum housing for corrosion resistance and heat dissipation
Includes new distributor cap and ignition rotor for complete ignition system renewal
Hall effect distributor type for accurate electronic ignition signal
Screw attachment method for secure distributor cap installation
Compatible with multiple Chevrolet, GMC, Isuzu, and Oldsmobile models

Technical Details and Construction

The DST1639 distributor features a melonized steel gear known for its wear resistance and strength, ensuring long service life under demanding engine conditions. The aluminum housing offers a balance of durability and lightweight design, helping to reduce overall engine weight and improve heat management. This distributor is equipped with a Hall effect sensor, providing precise ignition timing signals to the engine control unit. Each unit comes with a new distributor cap and rotor, allowing for a comprehensive ignition system update without the need for additional parts.

Compatible Vehicles and Applications

This distributor is compatible with a variety of Chevrolet, GMC, Isuzu, and Oldsmobile vehicles, including popular models such as the Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Blazer, GMC Safari, Isuzu Hombre, and Oldsmobile Bravada. It is suitable for use in trucks, SUVs, and vans like the Chevrolet Astro, GMC Savana 1500, and Chevrolet C1500, making it a versatile choice for ignition system repairs and maintenance.

Resolves ignition timing inconsistencies
Eliminates misfires caused by worn distributor components
Restores proper spark distribution to cylinders
Addresses distributor cap and rotor wear issues
Improves engine starting reliability and performance

Installation Notes and Tips

When installing the WAI DST1639 distributor, ensure the engine is at top dead center (TDC) on the compression stroke for cylinder one. The distributor cap attaches securely using screws, providing a stable connection. Verify the gear teeth alignment during installation to prevent premature wear. Since the ignition coil is not included, confirm compatibility with your existing coil setup. Proper installation will help maintain accurate ignition timing and engine performance.

Quality Assurance and Warranty

WAI distributors are manufactured to meet OEM specifications, ensuring reliable fit and function. Each DST1639 unit includes a new distributor cap and rotor, tested for quality and durability. While specific warranty details are not provided, WAI products typically adhere to industry standards for replacement parts, offering dependable performance for ignition system repairs.

Brand	WAI
Part Number	DST1639
10588	Yes
Gear Material	Melonized steel
Housing Material	Aluminum
Ignition Coil Included	No
Gear Tooth Quantity	13
Distributor Cap Included	Yes
Ignition Rotor Included	Yes
DISTRIBUTOR CAP ATTACHMENT METHOD	Screw
DISTRIBUTOR TYPE	Hall effect
SPECS	New cap and rotor with each unit

This part fits 153 vehicles. Search below:

Year	Make	Model	Liters	Cylinders	Position	Notes
2008	Chevrolet	Silverado 1500	4.3L	V6	N/A
2007	Chevrolet	Express 1500	4.3L	V6	N/A
2007	Chevrolet	Silverado 1500	4.3L	V6	N/A
2007	Chevrolet	Silverado 1500 Classic	4.3L	V6	N/A
2007	GMC	Savana 1500	4.3L	V6	N/A
2007	GMC	Sierra 1500	4.3L	V6	N/A
2007	GMC	Sierra 1500 Classic	4.3L	V6	N/A
2006	Chevrolet	Express 1500	4.3L	V6	N/A
2006	Chevrolet	Silverado 1500	4.3L	V6	N/A
2006	GMC	Savana 1500	4.3L	V6	N/A
2006	GMC	Sierra 1500	4.3L	V6	N/A
2005	Chevrolet	Astro			N/A
2005	Chevrolet	Blazer			N/A
2005	Chevrolet	Express 1500	4.3L	V6	N/A
2005	Chevrolet	Express 2500	4.3L	V6	N/A
2005	Chevrolet	Silverado 1500	4.3L	V6	N/A
2005	GMC	Jimmy			N/A
2005	GMC	Safari			N/A
2005	GMC	Savana 1500	4.3L	V6	N/A
2005	GMC	Savana 2500	4.3L	V6	N/A
2005	GMC	Sierra 1500	4.3L	V6	N/A
2004	Chevrolet	Astro			N/A
2004	Chevrolet	Blazer			N/A
2004	Chevrolet	Express 1500	4.3L	V6	N/A
2004	Chevrolet	Express 2500	4.3L	V6	N/A
2004	Chevrolet	S10			N/A
2004	Chevrolet	Silverado 1500	4.3L	V6	N/A
2004	GMC	Jimmy			N/A
2004	GMC	Safari			N/A
2004	GMC	Savana 1500	4.3L	V6	N/A
2004	GMC	Savana 2500	4.3L	V6	N/A
2004	GMC	Sierra 1500	4.3L	V6	N/A
2004	GMC	Sonoma			N/A
2003	Chevrolet	Astro			N/A
2003	Chevrolet	Blazer			N/A
2003	Chevrolet	Express 1500	4.3L	V6	N/A
2003	Chevrolet	Express 2500	4.3L	V6	N/A
2003	Chevrolet	S10	4.3L	V6	N/A
2003	Chevrolet	Silverado 1500	4.3L	V6	N/A
2003	GMC	Jimmy			N/A
2003	GMC	Safari			N/A
2003	GMC	Savana 1500	4.3L	V6	N/A
2003	GMC	Savana 2500	4.3L	V6	N/A
2003	GMC	Sierra 1500	4.3L	V6	N/A
2003	GMC	Sonoma	4.3L	V6	N/A
2002	Chevrolet	Astro			N/A
2002	Chevrolet	Blazer	4.3L	V6	N/A
2002	Chevrolet	Express 1500	4.3L	V6	N/A
2002	Chevrolet	Express 2500	4.3L	V6	N/A
2002	Chevrolet	S10	4.3L	V6	N/A
2002	Chevrolet	Silverado 1500	4.3L	V6	N/A
2002	GMC	Jimmy			N/A
2002	GMC	Safari			N/A
2002	GMC	Savana 1500	4.3L	V6	N/A
2002	GMC	Savana 2500	4.3L	V6	N/A
2002	GMC	Sierra 1500	4.3L	V6	N/A
2002	GMC	Sonoma	4.3L	V6	N/A
2001	Chevrolet	Astro			N/A
2001	Chevrolet	Blazer			N/A
2001	Chevrolet	Express 1500	4.3L	V6	N/A
2001	Chevrolet	Express 2500	4.3L	V6	N/A
2001	Chevrolet	S10	4.3L	V6	N/A
2001	Chevrolet	Silverado 1500	4.3L	V6	N/A
2001	GMC	Jimmy			N/A
2001	GMC	Safari			N/A
2001	GMC	Savana 1500	4.3L	V6	N/A
2001	GMC	Savana 2500	4.3L	V6	N/A
2001	GMC	Sierra 1500	4.3L	V6	N/A
2001	GMC	Sonoma	4.3L	V6	N/A
2001	Oldsmobile	Bravada			N/A
2000	Chevrolet	Astro			N/A
2000	Chevrolet	Blazer			N/A
2000	Chevrolet	Express 1500	4.3L	V6	N/A
2000	Chevrolet	Express 2500	4.3L	V6	N/A
2000	Chevrolet	S10	4.3L	V6	N/A
2000	Chevrolet	Silverado 1500	4.3L	V6	N/A
2000	GMC	Jimmy			N/A
2000	GMC	Safari			N/A
2000	GMC	Savana 1500	4.3L	V6	N/A
2000	GMC	Savana 2500	4.3L	V6	N/A
2000	GMC	Sierra 1500	4.3L	V6	N/A
2000	GMC	Sonoma	4.3L	V6	N/A
2000	Isuzu	Hombre	4.3L	V6	N/A
2000	Oldsmobile	Bravada			N/A
1999	Chevrolet	Astro			N/A
1999	Chevrolet	Blazer			N/A
1999	Chevrolet	Express 1500	4.3L	V6	N/A
1999	Chevrolet	Express 2500	4.3L	V6	N/A
1999	Chevrolet	P30	4.3L	V6	N/A
1999	Chevrolet	S10	4.3L	V6	N/A
1999	Chevrolet	Silverado 1500	4.3L	V6	N/A
1999	GMC	Jimmy			N/A
1999	GMC	P3500	4.3L	V6	N/A
1999	GMC	Safari			N/A
1999	GMC	Savana 1500	4.3L	V6	N/A
1999	GMC	Savana 2500	4.3L	V6	N/A
1999	GMC	Sierra 1500	4.3L	V6	N/A
1999	GMC	Sonoma	4.3L	V6	N/A
1999	Isuzu	Hombre	4.3L	V6	N/A
1999	Oldsmobile	Bravada			N/A
1998	Chevrolet	Astro			N/A
1998	Chevrolet	Blazer			N/A
1998	Chevrolet	C1500	4.3L	V6	N/A
1998	Chevrolet	Express 1500	4.3L	V6	N/A
1998	Chevrolet	Express 2500	4.3L	V6	N/A
1998	Chevrolet	K1500	4.3L	V6	N/A
1998	Chevrolet	P30	4.3L	V6	N/A
1998	Chevrolet	S10	4.3L	V6	N/A
1998	GMC	C1500	4.3L	V6	N/A
1998	GMC	Jimmy			N/A
1998	GMC	K1500	4.3L	V6	N/A
1998	GMC	P3500	4.3L	V6	N/A
1998	GMC	Safari			N/A
1998	GMC	Savana 1500	4.3L	V6	N/A
1998	GMC	Savana 2500	4.3L	V6	N/A
1998	GMC	Sonoma	4.3L	V6	N/A
1998	Isuzu	Hombre	4.3L	V6	N/A
1998	Oldsmobile	Bravada			N/A
1997	Chevrolet	Astro			N/A
1997	Chevrolet	Blazer			N/A
1997	Chevrolet	C1500	4.3L	V6	N/A
1997	Chevrolet	Express 1500	4.3L	V6	N/A
1997	Chevrolet	Express 2500	4.3L	V6	N/A
1997	Chevrolet	K1500	4.3L	V6	N/A
1997	Chevrolet	P30	4.3L	V6	N/A
1997	Chevrolet	S10	4.3L	V6	N/A
1997	GMC	C1500	4.3L	V6	N/A
1997	GMC	Jimmy			N/A
1997	GMC	K1500	4.3L	V6	N/A
1997	GMC	P3500	4.3L	V6	N/A
1997	GMC	Safari			N/A
1997	GMC	Savana 1500	4.3L	V6	N/A
1997	GMC	Savana 2500	4.3L	V6	N/A
1997	GMC	Sonoma	4.3L	V6	N/A
1997	Isuzu	Hombre	4.3L	V6	N/A
1997	Oldsmobile	Bravada			N/A
1996	Chevrolet	Astro			N/A
1996	Chevrolet	Blazer			N/A
1996	Chevrolet	C1500	4.3L	V6	N/A
1996	Chevrolet	Express 1500	4.3L	V6	N/A
1996	Chevrolet	Express 2500	4.3L	V6	N/A
1996	Chevrolet	K1500	4.3L	V6	N/A
1996	Chevrolet	P30	4.3L	V6	N/A
1996	Chevrolet	S10	4.3L	V6	N/A
1996	GMC	C1500	4.3L	V6	N/A
1996	GMC	Jimmy			N/A
1996	GMC	K1500	4.3L	V6	N/A
1996	GMC	P3500	4.3L	V6	N/A
1996	GMC	Safari			N/A
1996	GMC	Savana 1500	4.3L	V6	N/A	w/o Module
1996	GMC	Savana 2500	4.3L	V6	N/A	w/o Module
1996	GMC	Sonoma	4.3L	V6	N/A
1996	Oldsmobile	Bravada			N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

11039761104078125982108-01104-057-093441559

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.