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Yonligonju

TU-21Cylinder Leak Down Tester Kit, Automotive Engine Compression Leakage Test Kit for Cars Trucks Motorcycles (Black)

✅ In stock 📉 Price recently dropped
B
Grade
👍 Good Deal
64.49/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$22.79
Listed $23.99
Save $1.20 5% OFF
Analysis Confidence 100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 17, 2026 7:36 AM · Prices & availability subject to change

Is This a Good Price on Amazon?

👍 Good Deal
  • 👍Verdict: Good Deal. Solid value. Price is noticeably below the recent average.
  • 💰At 12% off its standard going rate, this offer delivers clear value for the money.
  • 🏷️The listed retail price is trimmed by 5% at checkout.
  • 📉Going back roughly eight months, a more competitive price has not appeared — this stands out as a strong value by recent standards.
  • 📈The direction is downward at the moment; if that holds, an even better price may surface — though timing the market is never certain.

How We Scored This Deal

Price Competitiveness 13.75/28
Recent Value 11.15/22
Market Standing 16.59/20
Deal Strength 13/20
Momentum 10/10

📝 Product Overview

🏪 Sold by Sen Run Store
📦 Fulfillment Fulfilled by Amazon
🚚 Shipping Free Shipping

Product Details

Cylinder Leak Tester Kit:This compression test kit is designed to detect a variety of common engine faults. It can directly display the pressure value and leakage rate of the tested cylinder
Cylinder Dual Gauge Leak Tester Kit Versatility. Suitable for any gasoline engine with 10, 12 or 14 mm spark plugs. Ideal tool for motorcycles, trucks and cars.
Function of Cylinder Leakage Tester Kit: Used in automobiles to detect engine faults such as worn piston rings, cracked cylinder heads, worn valves and cracked head gaskets.
Measuring range: clear dial, very easy to read the scale, one reads the going in pressure and the other is used to measure the leakage pressure, measuring range is 0-100 psi / 0-7 bar and 0-100% (Accuracy: ±0.2%)
Guarantee: If you have any questions you can contact us in time, your satisfaction and recognition is our eternal pursuit. The product can be returned unconditionally within one month and we also provide one year warranty.

⚙️ Specifications

Brand
Yonligonju
Item Weight
2 pounds
Manufacturer
Yonligonju
Material
Metal
Package Dimensions
10.83 x 7.72 x 2.01 inches
ASIN
B0DF64L3JF
Date First Available
September 12, 2022
Best Sellers Rank
See Top 100 in Automotive
Brand Name
Yonligonju
Included Components
box
Customer Reviews
4.3
B
$22.79
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