Part 12564494 (Gm)
Interchangeable with 1742 IN (SVT)

Specification

Parameter Name Value
Chrome or Nitrided Y
Head Diameter 1.89
Length 4.869
Seat Angle 45
Stem Diameter 0.3136
Stem Type 1G
Tip Length 0.204
Wafer N

Interchanges

Make Part Number
Ae Clevite 2114125
Elgin I3452
Federal Mogul/Sealed Power V4591
Gm 12555905
Gm 12563062
Gm 12564494
Gm 12564494AA
Isuzu 8125644940
Rock Products IV3165
Sbi 01934

Application

Make Year Model Engine Note
BUICK 2004 RAINIER 323 V8, 323 C.I., (5.3L), OHV, GAS, FI, 16 Valve, Vin P "LM4 Vortec 5300 Gen III Aluminum Block" Intake; 1.890 Head Diameter
Cadillac 2005 ESCALADE 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Cadillac 2004 ESCALADE 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Cadillac 2003 ESCALADE 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Cadillac 2002 ESCALADE 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2007 EXPRESS 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2007 EXPRESS 2500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2007 EXPRESS 3500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2007 SILVERADO 1500 CLASSIC 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2006 AVALANCHE 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2006 EXPRESS 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2006 EXPRESS 2500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2006 EXPRESS 3500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2006 SILVERADO 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2006 SUBURBAN 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2006 TAHOE 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2005 AVALANCHE 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2005 EXPRESS 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2005 EXPRESS 2500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2005 EXPRESS 3500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2005 SILVERADO 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2005 SUBURBAN 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2005 TAHOE 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2004 AVALANCHE 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2004 EXPRESS 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2004 EXPRESS 2500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2004 EXPRESS 3500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2004 SILVERADO 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2004 SUBURBAN 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2004 TAHOE 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2004 TRAILBLAZER EXT 323 V8, 323 C.I., (5.3L), OHV, GAS, FI, 16 Valve, Vin P "LM4 Vortec 5300 Gen III Aluminum Block" Intake; 1.890 Head Diameter
Chevrolet 2003 AVALANCHE 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2003 EXPRESS 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2003 EXPRESS 2500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2003 SILVERADO 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2003 SSR 323 V8, 323 C.I., (5.3L), OHV, GAS, FI, 16 Valve, Vin P "LM4 Vortec 5300 Gen III Aluminum Block" Intake; 1.890 Head Diameter
Chevrolet 2003 SUBURBAN 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2003 TAHOE 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2003 TRAILBLAZER EXT 323 V8, 323 C.I., (5.3L), OHV, GAS, FI, 16 Valve, Vin P "LM4 Vortec 5300 Gen III Aluminum Block" Intake; 1.890 Head Diameter
Chevrolet 2002 AVALANCHE 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2002 SILVERADO 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2002 SUBURBAN 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2002 TAHOE 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2001 SILVERADO 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2001 SUBURBAN 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2001 TAHOE 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2000 SILVERADO 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 2000 SILVERADO 2500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2000 SUBURBAN 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Chevrolet 2000 TAHOE 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 1999 SILVERADO 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
Chevrolet 1999 SILVERADO 2500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2007 SAVANA 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2007 SAVANA 2500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2007 SAVANA 3500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2007 SIERRA 1500 CLASSIC 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2006 SAVANA 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2006 SAVANA 2500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2006 SAVANA 3500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2006 SIERRA 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2006 YUKON 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2006 YUKON XL 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2005 SAVANA 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2005 SAVANA 2500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2005 SAVANA 3500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2005 SIERRA 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2005 YUKON 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2005 YUKON XL 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2004 SAVANA 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2004 SAVANA 2500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2004 SAVANA 3500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2004 SIERRA 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2004 YUKON 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2004 YUKON XL 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2003 SAVANA 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2003 SAVANA 2500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2003 SAVANA 3500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2003 SIERRA 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2003 YUKON 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2003 YUKON XL 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2002 SIERRA 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2002 YUKON 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2002 YUKON XL 1500 323 V8, 323 C.I., (5.3L), OHV, FLEX, FI, 16 Valve, Vin Z, "L59 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2001 SIERRA 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2001 YUKON 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2001 YUKON XL 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2000 SIERRA 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2000 SIERRA 2500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 2000 YUKON 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 2000 YUKON XL 1500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
GMC 1999 SIERRA 1500 294 V8, 294 C.I., (4.8L), OHV, GAS, FI, 16 Valve, Vin V "LR4 Vortec Gen III" Intake; 1.890 Head Diameter
GMC 1999 SIERRA 2500 325 V8, 325 C.I., (5.3L), OHV, ELECTRIC/GAS, GAS, FI, 16 Valve, Vin T "LM7 Vortec 5300 Gen III" Intake; 1.890 Head Diameter
Isuzu 2004 ASCENDER 323 V8, 323 C.I., (5.3L), OHV, GAS, FI, 16 Valve, Vin P, "GM LM4 Vortec 5300 Gen III Aluminum Block" Intake; 1.890 Head Diameter
Isuzu 2003 ASCENDER 323 V8, 323 C.I., (5.3L), OHV, GAS, FI, 16 Valve, Vin P, "GM LM4 Vortec 5300 Gen III Aluminum Block" Intake; 1.890 Head Diameter
Saab 2007 9-7X 325 V8, 325 C.I., (5.3L), OHV, GAS, FI, 16 Valve, Vin M, Active Fuel Mgmt., "GM LH6 VORTEC" Intake; 1.890 Head Diameter
Includes Flex-Fuel
Saab 2006 9-7X 325 V8, 325 C.I., (5.3L), OHV, GAS, FI, 16 Valve, Vin M, Active Fuel Mgmt., "GM LH6 VORTEC" Intake; 1.890 Head Diameter
Includes Flex-Fuel
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