821771 1 Mercury BUSHING (UPPER)

Illustration 1 g01447253 (1) Installation depth of the two cup plugs from the block face to the top edge of the plug ... 1.25 0.25 mm (0.049 0.010 inch) (C) Extension of the two sleeves from the top deck of the cylinder block ... 14 2 mm (0.6 0.1 inch) (D) Extension of the two dowels from the rear face of the cylinder block ... 12.0 0.5 mm (0.47 0.02 inch) (E) Extension of the two dowels from the front face of the cylinder block ... 8.0 0.5 mm (0.31 0.02 inch)
Illustration 2 g01447261
(A-A) Rear face of cylinder block
(B-B) Front face of cylinder block Note: Two different camshaft sleeve bearings are used. Install the wider camshaft sleeve bearing in the front bore of the cylinder block. Install the narrow camshaft sleeve bearings in the rear bores. (F) Bore diameter in the cylinder block for the rear camshaft sleeve bearings. ... 69.000 0.038 mm (2.7165 0.0015 inch) (G) Bore diameter in the cylinder block for the front camshaft sleeve bearing ... 70.000 0.025 mm (2.7559 0.0010 inch) (2) Location of the bearing oil holes for the rear camshaft sleeve bearings (3) Location of the front camshaft sleeve bearing joint after installation (4) Location of the bearing oil hole for the front camshaft sleeve bearing Installation depth of the front camshaft sleeve bearing from the front face of the cylinder block. ... 0.5 0.5 mm (0.02 0.02 inch)
Illustration 3 g01447266 (H) Diameter of cylinder bore ... 110.025 + 0.025 - 0.010 mm (4.3317 + 0.0010 - 0.0004 inch)Refer to Reuse and Salvage Guidelines, SEBF8192, "Specifications and Salvage for Cylinder Blocks on 3114, 3116, 3126, and 3126B Engines", "Measuring Cylinder Bores", for the correct procedure for measuring the cylinder bore.Also, refer to Guideline for Reusable Parts and Salvage Operations, SEBF8261, "Installing a 7C-6208 Cylinder Sleeve in 3114 and 3116 Engines and a 107-7604 Cylinder Sleeve in 3126 Engines". (J) Distance from the centerline of the crankshaft bore to the top surface of the cylinder block ... 322.00 0.17 mm (12.677 0.007 inch) (K) Dimensions for the crankshaft bearing cap Width of the crankshaft bearing cap ... 159.995 0.020 mm (6.2990 0.0008 inch)Width of the slot in the cylinder block for the crankshaft bearing caps ... 160.000 + 0.018 - 0.023 mm (6.2992 + 0.0007 - 0.0009 inch) (L) Distance from the centerline of the crankshaft bore to the bottom of the cylinder block ... 110.00 0.10 mm (4.331 0.004 inch) (5) Location of the sequence number for the crankshaft bearing cap Note: The crankshaft bearing caps must be installed with the sequence number toward the right. The order is 1 through 7 (front to rear).Use the following procedure to install the crankshaft bearing caps:
Apply clean engine oil to the threads of the bolts (6) and faces of the washers.
Tighten the bolts (6) on each crankshaft bearing cap to 54 7 N m (40 5 lb ft).
Tighten the bolts (6) on each crankshaft bearing cap to an additional angle of 90 5 degrees. (M) Bore in the cylinder block for the seven main bearings ... 95.000 0.013 mm (3.7401 0.0005 inch)