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ASTM-D4857 2008

$40.63

D4857-08 Standard Test Method for Determination of the Ability of Lubricants to Minimize Ring Sticking and Piston Deposits in Two-Stroke-Cycle Gasoline Engines Other Than Outboards

Published By Publication Date Number of Pages
ASTM 2008 10
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1.1 This test method evaluates the performance of lubricants intended for use in two-stroke-cycle spark-ignition gasoline engines that are particularly prone to ring sticking. Piston varnish and spark plug fouling are also evaluated.

1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

PDF Catalog

PDF Pages PDF Title
1 Scope
Referenced Documents
Terminology
2 Summary of Test Method
Significance and Use
Apparatus
3 FIG. 1
4 Materials and Reagents
Procedure
Procedure
TABLE 1
5 Inspection and Rating of Engine Parts
TABLE 2
6 Report and Records
Precision and Bias
Keywords
FIG. 2
7 A1. SPECIFICATION OF THE TEST ENGINE
A1.1 Specification of the Yamaha RD-350B Test Engine
A2. CALIBRATION REFERENCE OIL
A2.1 Calibration Oil
A3. YAMAHA RD-350 B ENGINE BUILD PROCEDURE
A3.1 Rebuild Procedure
A3.2 Inspection
8 A3.3 Determination and Adjustment of Compression Ratio
A3.4 Determination of Compressed Volume
A3.5 Calculation of Compression Ratio
A3.6 Adjustment of Compression Ratio
9 A3.7 Final Assembly
X1. PREPARATION OF SPARK PLUG GASKET THERMOCOUPLES
X1.1 Material
X1.2 Manufacture
X1.3
FIG. X1.1
ASTM-D4857 2008
$40.63