Toptul Item number: JGAI0402
Toptul
1 Rating
  • 4-piece compression tester set for gasoline engines
  • Large, shock-resistant gauge with dual scale: 0–300 psi and 0–21 kg/cm²
  • 13" (approx. 33 cm) durable rubber hose with integrated M14 adapter and separate M18 adapter
  • 8" (approx. 20 cm) aluminum extension tube with universal rubber cone adapter for all spark plug openings
  • Gauge head with pressure release valve for repeated tests without removing the gauge
  • Ideal for diagnosing faulty valves, piston rings, cylinder heads, and gaskets
40,90 €*
available immediately
Shipping weight 0,87 kg

TOPTUL JGAI0402 Compression Tester Set for Gasoline Engines

The TOPTUL JGAI0402 compression tester set is an essential tool for mechanics and automotive enthusiasts who want to check the health and performance of gasoline engines. With this set, you can accurately measure cylinder compression, helping to identify potential issues like faulty valves, piston rings, or cylinder head gaskets.

Main Features:

  • Comprehensive set: Contains four components necessary for thorough compression testing
  • Durable gauge: Large, shock-resistant 2.5-inch gauge with dual scale of 0–300 psi and 0–21 kg/cm² for accurate readings
  • Versatile adapters: 13-inch (approx. 33 cm) durable rubber hose with integrated M14 adapter and separate M18 adapter, compatible with various spark plug threads
  • Universal rubber cone: 8-inch (approx. 20 cm) aluminum extension tube with universal rubber cone adapter, fitting all spark plug openings
  • Pressure release valve: Gauge head with built-in pressure release valve allows repeated tests on the same cylinder without removing the gauge

Applications:

This compression tester set is ideal for diagnosing:
  • Defective or leaky valves
  • Worn or damaged piston rings
  • Cracks or warping in the cylinder head
  • Leaking cylinder head gaskets

User Benefits:

  • Accurate diagnostics: Allows precise assessment of engine condition, helping to detect potential issues early
  • Easy handling: Clear scale and ergonomic design make it easy for even less experienced users to operate effectively
  • Durability: High-quality materials and sturdy construction ensure long-lasting performance, even with frequent use
  • Cost efficiency: Early fault detection helps prevent costly repairs

Included:

  • 1 x 2.5-inch gauge with dual scale
  • 1 x 13-inch rubber hose with M14 adapter
  • 1 x M18 adapter
  • 1 x 8-inch aluminum extension tube with universal rubber cone
The TOPTUL JGAI0402 compression tester set is a reliable and user-friendly tool that no workshop should be without. It provides all necessary components for effective compression testing and helps maximize your engine’s lifespan and performance.
This is how we ensure, that reviews come from real consumers.
Daniel G. from Hürth 07/06/2025
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