How much horsepower does a Chevy S10 ZR2 have?
The classic Chevy S10 ZR2 typically delivered about 165 horsepower from its 4.3-liter V6, though exact figures vary by year and configuration. In later years, other 4.3-liter V6s used in non-ZR2 S-10/Sonoma models could reach roughly 190 horsepower.
The S10 ZR2 was a rugged, off-road-oriented trim of the S-10 pickup produced in the late 1980s and early 1990s. Horsepower depends on the specific engine tuning and emissions equipment installed for a given model year. Below is a concise breakdown of the main horsepower figures tied to the key engine generations associated with the S-10 family, with notes on which ones carried the ZR2 badge.
Engine options and horsepower snapshots
These entries summarize the primary horsepower outputs for the 4.3L V6 family used in S-10 variants, including the ZR2-era truck and later non-ZR2 models.
- 1988–1993: S-10 ZR2 with 4.3L V6 (TBI) — about 165 hp and around 255 lb-ft of torque
- 1996–2003: S-10/Sonoma with 4.3L V6, Vortec 4300 — about 190 hp and 260–270 lb-ft of torque; note this engine was typically used in non-ZR2 models
These figures reflect typical production specifications for the stated years and configurations. Actual horsepower on a specific vehicle can vary due to calibration, emissions equipment, and wear.
Identification and verification
To confirm the exact horsepower for your truck, check the following:
- Vehicle identification number (VIN) and factory window sticker for the original rating
- Engine code on the engine block and service documentation
- Year and model designation to determine whether the ZR2 off-road package was installed
Verifying these details helps ensure you have the correct horsepower figure for restoration, resale, or performance planning.
Summary
In short, the Chevy S10 ZR2 usually produced around 165 horsepower from its 4.3L V6 during its peak years. Later 4.3L V6 engines in non-ZR2 S-10/Sonoma models could reach about 190 horsepower. For precise horsepower, consult the vehicle’s original window sticker or a build sheet based on the exact model year and configuration.
How much horsepower does a 2003 Xtreme Chevy S-10 V-6 engine have?
2WD pickups have a standard 120-horsepower, 2.2-liter four-cylinder engine. Most buyers choose the 4.3-liter Vortec V-6, which is standard in 4WD models. The V-6 produces 180 hp in the 2WD installation and 190 hp with 4WD.
What engine does the S-10 ZR2 have?
V6
Engine
| Base engine size | 4.3 L |
|---|---|
| Cylinders | V6 |
| Base engine type | Gas |
What does ZR2 mean on an S-10?
Regular Production Option
Regular Production Option ZR2 is a special off-road/suspension package offered by General Motors on their mid-size pickup trucks and SUVs. It debuted in 1994 on the Chevrolet S-10 and the GMC Sonoma pickup trucks.
How much horsepower does a 6.2 ZR2 have?
The Chevrolet Silverado ZR2's 6.2L V8 engine produces 420 horsepower and 460 lb-ft of torque. This engine is paired with a 10-speed automatic transmission and is also available in other Silverado 1500 models.
You can watch this video to learn more about the Silverado ZR2's engine and capabilities: 1mAmericanTrucks Chevy & GMCYouTube · Dec 13, 2024
- Horsepower: 420 hp @ 5,600 rpm
- Torque: 460 lb-ft @ 4,100 rpm
- Transmission: 10-speed automatic
- Engine: 6.2L direct-injected OHV 16-valve 90-degree V-8
