52457 Mercruiser GASKET, CARBURETOR

Introduction
This Special Instruction is intended to provide information on the Engine Overhaul Kit Consist and detailed information on specific parts that should be used based on engine arrangements.This Engine Overhaul Kit may contain extra parts and extra quantities due to the variety of engine arrangements assigned to a given kit. Refer to the corresponding Parts Manual or Disassembly and Assembly manual in Table 1.Note: This Kit may contain upgraded parts. These upgraded part numbers may be different than what you have in the parts manual or engine, but these parts have been technically reviewed for compatibility with your application. Note: This kit contains gasket kits and includes additional parts needed to perform an engine overhaul.Note: For more information, visit us at: electricpowersupport.cat.com.Note: For assistance with technical questions, contact your local Cat dealer.Reference Material
Table 1
Engine Model     Engine Serial Number Prefix     Package Serial Number Prefix     Engine Arrangements     Parts Book Media     Disassembly and Assembly Media    
3516 EPG     S/N:ZAL     256-0749     SEBP4054     SENR2365    
256-0750
S/N:YAS 325-9340     SEBP5404     SENR2365    
325-9341
S/N:25Z 107-7346     SEBP2955     SENR2365    
107-7350
S/N:1LZ S/N:8TW     147-3163     SEBP2776     SENR3882    
S/N:CMD 197-9047     SEBP3306     SENR3882    Note: For ordering reference material, contact your local Cat dealer.3516 EPG 464-4051 Top End Overhaul Kit Consist
Table 2
464-4051 Top End Overhaul Kit Consist    
Gasket Kits    
Part Number     Part Name     Qty    
304-7216     Water Pump Installation Gasket Kit     1    
462-0795     Oil Cooler and Lines Gasket Kit     1    
464-0896     Single Cylinder Head Gasket Kit     16    
464-0898     Turbocharger Installation Gasket Kit     4    
Additional Parts Included in This Kit    
Part Number     Part Name     Qty    
1R-0726     Engine Oil Filter Element As     3    
1R-0756     Fuel Filter Element     5    
1W-1251     Gasket     8    
1W-1253     Gasket     3    
4N-1320     Gasket     1    
4W-3027     Breather As     4    
4W-3100     Gasket     1    
5D-5957     O-Ring Seal     3    
5P-4892     O-Ring Seal     4    
6V-1454     O-Ring Seal     13    
6V-3907     O-Ring Seal     4    
6V-3917     O-Ring Seal     8    
6V-4589     O-Ring Seal     1    
6V-5048     O-Ring Seal     11    
6V-5066     O-Ring Seal     2    
6V-8001     O-Ring Seal     1    
6V-9027     O-Ring Seal     3    
7M-9909     O-Ring Seal     2    
7N-4782     Lifter Guide Spring     48    
7N-4927     Housing Cover Gasket     1    
7N-6806     Rectangular Seal     4    
8C-5209     O-Ring Seal     4    
8F-8858     Valve     48    
8L-2786     O-Ring Seal     1    
8N-0392     Gasket     1    
9Y-8389     Gasket     1    
033-6031     O-Ring Seal     4    
214-7566     O-Ring Seal     1    
214-7568     O-Ring Seal     2    
230-1072     Gasket     2    
238-5080     O-Ring Seal     1    
238-5081     O-Ring Seal     9    
241-5928     Gasket     16    
248-5513     Temperature Regulator     4    3516 EPG Engine Gasket Kit Locations