Engine Rebuilding Specifications

Cylinder Head Warpage Limit 0.002 in
Valve Guide Inside Diameter 0.2366-0.2374 in
Stem to Guide Clearance
Intake 0.0010-0.0024 in
Exhaust 0.0008-0.0026 in
Valve Seat Angle 45°
Valve Seat Width .0350-.0510 in
Valve Spring Free Length 1.732 in
Valve Spring Out Of Square Limit 0.061 in
Valve Stem Diameter
Intake 0.2350-0.2356 in
Exhaust 0.2348-0.2354 in
Valve Face Angle 45°
Camshaft Journal Diameter 1.0213-1.0222 in
Camshaft Bearing Clearance 0.0014-0.0032 in
Camshaft Endplay 0.0031-0.0079 in
Crankshaft Main Bearing Journal Diameter 2.2022-2.2029 in
Connecting Rod Journal Diameter 1.8874-1.8880 in
Max. Out of Round (All) 0.0001 in
Max. Taper (All) 0.0002 in
Main Bearing Clearance
Journals 1, 2, 4, 5 0.0009-0.0020 in
Journal 3 0.0012-0.0022 in
Connecting Rod Bearing Clearance 0.0005-0.0015 in
Crankshaft Endplay 0.0031-0.0110 in
Connecting Rod Pin Bore Diameter 0.7476-0.7480 in
Connecting Rod Side Clearance 0.0043-0.0103 in
Piston Diameter (Std.) 3.2659-3.2667 in
Piston Clearance 0.0015-0.0020 in
Piston Pin Diameter 0.7470-0.7472 in
Piston End Ring Minimum Gap
Compression Rings 0.006 in
Oil Ring 0.008 in
Compression Ring Side Clearance 0.0014-0.0026 in
Cylinder Bore Diameter (Std.) 3.2677-3.2685 in
Cylinder Bore Taper (Max.) 0.0004 in
Cylinder Bore Out of Round (Max.) 0.0004 in