OE Quality
60-Day Returns
WAIPart #: 7888-3N

WAI 7888-3N Alternator
⚙️ 14 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$149.85Free 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: Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac, Brougham, Caprice, Custom Cruiser, LeSabre, and Safari
🔄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 Alternator options
WAI 7888-3N Alternator
| Brand | WAI |
| Part Number | 7888-3N |
| 12 | 12 |
| Fan Type | External |
| Rotation Direction | Clockwise (right) |
| Pulley Included | Yes |
| Family | Delco |
| Pulley Groove Quantity | 1 |
| Pulley Belt Type | V-belt |
| Regulator Type | Internal |
| Decoupled Or Clutch Pulley | No |
| Amperage Rating | 105 |
This part fits 14 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1990 | Buick | LeSabre | 5.0L | V8 | N/A | |
| 1990 | Cadillac | Brougham | 5.7L | V8 | N/A | 100 or 105 Amp, Supplied as 105 Amp |
| 1990 | Chevrolet | Caprice | 5.0L | V8 | N/A | |
| 1990 | Oldsmobile | Custom Cruiser | N/A | |||
| 1989 | Buick | LeSabre | 5.0L | V8 | N/A | |
| 1989 | Cadillac | Brougham | N/A | 100 or 105 Amp, Supplied as 105 Amp | ||
| 1989 | Chevrolet | Caprice | 5.0L | V8 | N/A | |
| 1989 | Oldsmobile | Custom Cruiser | N/A | |||
| 1989 | Pontiac | Safari | N/A | |||
| 1988 | Buick | LeSabre | 5.0L | V8 | N/A | |
| 1988 | Cadillac | Brougham | N/A | 105 Amp | ||
| 1988 | Chevrolet | Caprice | 5.0L | V8 | N/A | |
| 1988 | Oldsmobile | Custom Cruiser | N/A | |||
| 1988 | Pontiac | Safari | 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:
10463064104630901046310611011861101229110127511012927808-37888-3
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.