Engine marking | 1MZ-FE |
Volume | 3.0 liters |
Compression pressure in cylinders | |
Standard | 218 psi |
Minimum | 145 psi |
Oil pressure (engine hot) | |
At 3000 rpm | 43 – 78 psi |
At idle | 4.3 psi minimum |
cylinder head | |
Maximum allowable deformation: | |
- surfaces mating with the cylinder block | 0,099 |
– surfaces mating with collectors | 0,079 |
Valves and valve elements | |
Flap Border Width: | |
– standard | 0,990 |
– minimum | 0,508 |
Valve stem diameter: | |
- inlet | 5,471 – 5,484 |
- graduation | 5,466 – 5,479 |
Clearance between valve stem and guide bush | |
intake valve: | |
– standard | 0,026 – 0,061 |
- limiting | 0,079 |
Exhaust valve: | |
– standard | 0,031 – 0,066 |
- limiting | 0,099 |
Valve spring: | |
- maximum deviation from the right angle | 2,007 |
- free length | 45,499 |
– installed length | 33,808 |
Valve lifter: | |
– diameter | 30,965 – 30,975 |
- socket diameter | 31,001 – 31,016 |
Lubrication gap: | |
– standard | 0,023 – 0,051 |
- marginal | 0,071 |
Crankshaft and connecting rods | |
Connecting rod bearing: | |
– diameter | 52,992 – 53,000 |
– maximum taper and ovality | 0,020 |
Lubrication gap: | |
– standard | 0,038 – 0,064 |
- marginal | 0,079 |
Side clearance (free play) connecting rod: | |
– standard | 0,150 – 0,300 |
- marginal | 0,351 |
Main bearing journal: | |
– diameter | 60,988 – 61,001 |
– maximum taper and ovality | 0,020 |
Lubrication gap: | |
– standard: | |
numbers 1 and 4 | 0,015 – 0,036 |
numbers 2 and 3 | 0,026 – 0,048 |
- limit: | |
numbers 1 and 4 | 0,051 |
numbers 2 and 3 | 0,061 |
Free wheeling of the crankshaft: | |
– standard | 0,041 – 0,241 |
- marginal | 0,300 |
- Thrust washer thickness | 1,931 – 1,981 |
Cylinder block | |
Maximum allowable deformation of the surface of the cylinder block | 0,071 |
Cylinder diameter: | |
– standard | 87,501 – 87,510 |
- marginal | 87,521 |
Pistons piston rings | |
Piston diameter (standard): | |
– Aisin marking | 87,407 – 87,417 |
– Mahle marking | 87,452 – 87,475 |
Clearance between piston and cylinder: | |
– standard: | |
Aisin marking | 0,084– 0,107 |
Mahle marking | 0,033 – 0,059 |
- marginal | |
Aisin marking | 0,130 |
Mahle marking | 0,079 |
Piston ring end clearance: | |
– top compression ring: | |
standard | 0,249 – 0,351 |
ultimate | 0,950 |
– middle compression ring: | |
standard | 0,351 – 0,450 |
ultimate | 1,049 |
- oil scraper ring: | |
standard | 0,150 – 0,399 |
ultimate | 1,001 |
Clearance between piston ring and ring groove side: | |
- first ring | 0,020 – 0,071 |
- second ring | 0,020 – 0,061 |
Tightening torques for threaded connections, N·m
Main bearing cap bolts | |
– 12 point bolts: | |
stage 1 | 22 |
stage 2 | Tighten another 90° |
Connecting rod nuts: | |
– stage 1 | 27 |
– stage 2 | Tighten another 90° |
Insulating plate nuts | 14 |