Casper’s Electronics Knock Gauge – Black Face / Black Trim (102002)

This is a new, Casper’s Electronics Knock Gauge, a period-correct detonation monitoring gauge built for the Turbo Buick platform. A clean plug-and-play add-on for keeping an eye on knock under boost, especially for cars running performance chips, alky injection, or elevated timing.

🔵 Blue Dot – New / light shelf wear
🔧 Compatibility:
• 1986–1987 Buick Regal Grand National
• 1986–1987 Buick Regal T-Type & Turbo-T
• 1987 Buick GNX
• Universal 12V performance applications

📦 Includes:
• Knock Gauge (black face, black bezel)
• Wiring pigtail & hardware (as pictured)

Condition Notes:
• Minor shelf/storage wear on bezel/body
• No wiring damage or terminal corrosion

Why You Want It:
Casper’s knock gauges are a trusted, simple, and effective way to monitor detonation without upgrading to a full digital dash. Keeps your engine safe by providing clear LED knock indication in real time — the perfect period-correct accessory for street cars and light track setups.

All items are sold as-is, with no returns or exchanges. Buyer is responsible for verifying compatibility with their exact setup.