|
|
6A-42 ENGINE MECHANICAL Clearance Measurements (With Plastigage) 1. Clean the cylinder body and crankcase, the journal bearing fitting surface, and the journal bearings. 2. Install the bearings to the cylinder body and crank- case. 3. Carefully place the crankshaft on the bearings. seat the bearing. 5. Place the Plastigage (arrow) over the crankshaft journal across the full width of the bearing. 6. Install the crankcase to the cylinder body. Connecting Rod Bearing Combination mm (in) Engine Model Connecting Rod Big End Crankpin Connecting Rod Bearing Oil Clearance 4HF1 4HF1-2 4HG1 4HG1-T Grade Mark Diameter Diameter Color Code A 69.985 — 69.992 (2.7553 — 2.7556) 65.902 — 65.992 (2.5946 — 2.5954) Green 0.036 — 0.077 (0.0014 — 0.0030) B 69.993 — 70.000 (2.7556 — 2.7559) 65.902 — 65.922 (2.5946 — 2.5954) Yellow 0.036 — 0.070 (0.0014 - 0.0030) 4HE1-TC A 77.985 — 77.992 (3.0703 — 3.0705) 72.902 — 72.922 (2.8702 — 2.8709) Green 0.037 — 0.077 (0.0015 — 0.0030) B 77.993 — 78.000 (3.0706 — 3.0709) Yellow N6A0214E N6A0215E N6A0216E |