Restore dependable ignition-system operation in a compatible 1974–1982 Chevrolet Corvette with this NGK spark plug wire set. NGK 51376 is an application-specific replacement set for Corvette models equipped with the 5.7L 350 V8 and the appropriate High Energy Ignition system.
The eight blue 8 mm ignition cables feature silicone insulation, magnetic-core construction and noise suppression. Application-specific cable lengths, 90-degree spark plug boots and secure stainless steel terminals provide an OE-style fit without requiring universal wires to be measured and cut.
Features
- Premium OE-style replacement spark plug wire set
- Application-specific cable lengths and terminal boots
- Eight blue 8 mm ignition cables
- Magnetic-core construction
- Silicone cable insulation and spark plug boots
- EMI and RFI noise-suppression construction
- Stainless steel terminals help maintain secure connections
- 90-degree spark plug boots for the specified Corvette application
- Outer jackets rated to withstand temperatures above 250 degrees C
Specifications
- Brand: NGK
- NGK stock number: 51376
- NGK wire-set number: RC-GMZ010
- Product type: Spark plug wire set
- Grade: Standard replacement
- Number of spark plug leads: Eight
- Cable diameter: 8 mm
- Cable color: Blue
- Core material: SMag magnetic core
- Insulation material: Silicone
- Spark plug boot color: Black
- Spark plug boot configuration: Eight angled 90-degree boots
- Distributor connection: HEI-style
- Separate coil lead: Not required
- Fit type: Vehicle-specific
Fitment
- 1974 Chevrolet Corvette 5.7L 350 V8 equipped with High Energy Ignition
- 1975–1982 Chevrolet Corvette 5.7L 350 V8
Important fitment note: For the 1974 model year, this set fits only 5.7L 350 V8 vehicles equipped with HEI ignition. It does not fit 1974 non-HEI applications or 7.4L 454 big-block models. It is also not listed for the 1980 Corvette equipped with the 5.0L 305 V8. Confirm the engine and ignition configuration before ordering.
Recommended Use
Recommended for routine ignition maintenance or replacement of cracked, worn or damaged spark plug wires. Worn ignition wires may contribute to misfires, difficult starting, rough operation or inconsistent ignition performance.
What’s Included
- Eight application-specific NGK spark plug wires
Installation
Replace one wire at a time to preserve the correct firing order. Follow the original routing, keep the cables away from exhaust components and moving parts, and press each boot into place until the terminal is fully seated.
Proposition 65 Warnings.
Cancer and Reproductive Harm. See details below.
Items that are not CARB Legal will not be sold and ship to California or CARB states.
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