FixVault
Home
›
Cadillac
›
1988
›
Allante 440T4/ME9
›
Repair and Diagnosis
›
Engine Performance
›
Service & Adjustment Specifications
›
Mechanical Checks
›
Engine Compression
Engine Compression
NOTE:
Engine compression pressure is checked at cranking speed with throttle open.
ENGINE COMPRESSION SPECIFICATIONS
Application
Specification
Normal Compression Pressure
140-165 psi
Compression Ratio
9:1