Part No. & Part Description
Price & Qty.
Part No. &
Part Description
BOLT, Engine Cylinder Head
12558840BOLT, CYL HEAD(M8X1.25X45)
- Fitting Vehicle Options: G2,3(LY2), G2,3(LY6)
- Require Quantity: 10
- Package Quantity: 1
19258707BOLT, CYL HEAD(-HEX FLANGED HEAD,M11X2X100,50 THREAD,24.5 OUTSIDE DIAMETER,10.9,GMW3359,REDUCED BODY,W/ADH 6124)(M11X2X100)
- Fitting Vehicle Options: G2,3(LY6), G2,3(LY2)
- Require Quantity: 20
- Package Quantity: 1
11610681BOLT, CYL HEAD(UPPER)(M12 X 121MM FLANGE)(UPPER)(WHEN REPLACING ONE BOLT; ALL MUST BLACK ENAMEL REPLACED)
- Fitting Vehicle Options: G2,3(LMM)
- Require Quantity: 36
- Package Quantity: 1
97355741BOLT, CYL HEAD(LOWER)(M8 X 90MM HEXAGON SOCKET)
- Fitting Vehicle Options: G2,3(LMM)
- Require Quantity: 08
- Package Quantity: 1
GASKET, Engine Cylinder Head
12610046GASKET, CYL HEAD(NEW HEAD BLTS REQ'D WHEN HEAD IS REMOVED)
- Fitting Vehicle Options: G2,3(LY6)
- Require Quantity: 02
- Package Quantity: 1
12589226GASKET, CYL HEAD(NEW HEAD BLTS REQ'D WHEN HEAD IS REMOVED)
- Fitting Vehicle Options: G2,3(LY2)
- Require Quantity: 02
- Package Quantity: 1
12637785GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(1.05+/- 0.050 MM)(GRADE C)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Driver Side
- Fitting Vehicle Options: G2,3(LMM)
12637788GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE C)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Passenger Side
- Fitting Vehicle Options: G2,3(LMM)
12637790GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE A)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Passenger Side
- Fitting Vehicle Options: G2,3(LMM)
12637786GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE B)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Driver Side
- Fitting Vehicle Options: G2,3(LMM)
12637787GASKET, CYL HEAD(GRADE A)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Driver Side
- Fitting Vehicle Options: G2,3(LMM)
12637789GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE B)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Passenger Side
- Fitting Vehicle Options: G2,3(LMM)
98040128GASKET, CYL HEAD(OVERBORED)(DO NOT USE SERVICE MANUAL TORQUES/NEW TORQUE SPECIAL WILL BLACK ENAMEL INCLUDED)(.75MM OVERSIZED)
- Location: Passenger Side
- Fitting Vehicle Options: G2,3(LMM)
98040130GASKET, CYL HEAD(OVERBORED)(DO NOT USE SERVICE MANUAL TORQUES/NEW TORQUE SPECIAL WILL BLACK ENAMEL INCLUDED)(.75MM OVERSIZED)
- Location: Driver Side
- Fitting Vehicle Options: G2,3(LMM)
12681275ARM, VALVE ROCKER
- Fitting Vehicle Options: G2,3(LY2)
- Require Quantity: 16
- Package Quantity: 1
12681275ARM, VALVE ROCKER(EXHAUST)
- Fitting Vehicle Options: G2,3(LY6)
- Require Quantity: 08
- Package Quantity: 1
COVER, Engine Valve Rocker & Camshaft
12642655COVER, VALVE ROCKER ARM(INCLUDES 504,516,900)(INCLUDES COVER,GASKET,BOLT,DEFLECTOR,FITTING)
12637684COVER, VALVE ROCKER ARM(INCLUDES 504,516)(INCLUDES COVER,GASKET,BOLT,CONNECTOR,BAFFLE,CAP)
TUBE, Engine Crankcase Ventilation
12597774TUBE, PCV(DIRTY AIR)(INCLUDES 902)(WITH PVC VALVE AT MANIFOLD)
- Fitting Vehicle Options: G2,3(LY2), G2,3(LY6)
SUPPORT, Engine Valve Adjusting
12552203SUPPORT, VALVE ROCKER ARM PIVOT
- Fitting Vehicle Options: G2,3(LY2)
- Require Quantity: 02
- Package Quantity: 1
12600936SUPPORT, VALVE ROCKER ARM PIVOT
- Fitting Vehicle Options: G2,3(LY6)
- Require Quantity: 02
- Package Quantity: 1
PLUG, Engine Cylinder Head
11610259PLUG, CYL HEAD CORE HOLE(M12X1.5X21.2)(HEXAGON,SOCKET)
- Fitting Vehicle Options: G2,3(LY2), G2,3(LY6)
11562126PLUG, CYL HEAD CORE HOLE(PRESSURE IN CUP)(PART OF 218)(CUP,32.03X7.88X1.27, S30400 STAINLESS STEEL PER SAE J405.)
- Fitting Vehicle Options: G2,3(LY6), G2,3(LY2)
- Require Quantity: 04
- Package Quantity: 10
94029588PLUG, CYL HEAD CORE HOLE(PART OF 1)(16MM OUTSIDE DIAMETER)(0.253)
- Fitting Vehicle Options: G2,3(LMM)
- Require Quantity: 04
- Package Quantity: 1
94032652PLUG, CYL HEAD CORE HOLE(28MM O.D.)(0.034)
- Fitting Vehicle Options: G2,3(LMM)
- Require Quantity: 02
- Package Quantity: 1
12563064VALVE, EXHAUST(STD)
- Fitting Vehicle Options: G2,3(LY2)
- Require Quantity: 08
- Package Quantity: 1
- Replaced By: 12694167
12612427VALVE, EXHAUST(STD)(ICONEL)
- Fitting Vehicle Options: G2,3(LY6)
- Require Quantity: 08
- Package Quantity: 12
12629062HEAD, CYL (W/VLVS)(INCLUDES 216,901)(12602048 QTY 1 AS REQUIRED)(HEAD HEAD W/INCONEL VALVES)(USE TOGETHER WITH ENGINE COOLANT AIR BLEED)
- Fitting Vehicle Options: G2,3(LY6)
- Require Quantity: 02
- Package Quantity: 1
- Replaced By: 12711770
12629058HEAD, CYL (W/VLVS)(INCLUDES 216,901)(INCLUDES VALVES)(DOES NOT INCLUDE ENGINE COOLANT AIR BLEED PLUG (12602048))
- Fitting Vehicle Options: G2,3(LY2)
- Require Quantity: 02
- Package Quantity: 1
12690608HEAD, CYL(MACHINING)(INCLUDES 4,8,9,102,103)
- Fitting Vehicle Options: G2,3(LMM)
- Require Quantity: 02
- Package Quantity: 1
24100002SEAL, OIL FILLER CAP(O RING)(PART OF 27,29)(27.94MM INNER DIAMETER)(SIZE #320)(1.745)
- Fitting Vehicle Options: G1,2,3
- Require Quantity: 02
- Package Quantity: 5
24100002SEAL, OIL FILLER CAP(O RING)(PART OF 424)(27.94MM INNER DIAMETER)(SIZE #320)(1.745)
- Fitting Vehicle Options: G1,2,3(LY2,LY6), G1,2,3
- Require Quantity: 02
- Package Quantity: 5
12564338VALVE, INTAKE(STD)
- Fitting Vehicle Options: G2,3(LY2)
- Require Quantity: 08
- Package Quantity: 1
12617533VALVE, INTAKE(55MM)
- Fitting Vehicle Options: G2,3(LY6)
- Require Quantity: 08
- Package Quantity: 1
12577224TUBE, OIL FILLER
- Fitting Vehicle Options: G2,3(LY2), G2,3(LY6)
12630706TUBE, OIL FILLER(INCLUDES 27,28)
- Fitting Vehicle Options: G1,2,3(LU3)
SEAT, Cylinder Head Valve Seat
97212571SEAT, INTAKE VALVE(PART OF 1)(0.669)
- Require Quantity: 08
- Package Quantity: 1
97212572SEAT, EXHAUST VALVE(PART OF 1)(0.669)
- Require Quantity: 08
- Package Quantity: 1
Standard Parts
11570082BOLT, HEX FLANGED HEAD,M8X1.25X22,19 THREAD,18 OUTSIDE DIAMETER,10.9,GMW3359(OIL FILLER TUBE)
11515755BOLT, HEXAGON,M8X1.25X16,15 THREAD,18 O.D.,10.9,7114M(OIL FILLER TUBE SUPPORT)(TOGETHER WITH 12345493 REPLCS 25534835)
11588736BOLT, HEX FLANGED HEAD, M10X1.5X20, 10 THREAD, 22.3 O.D., 10.9, GMW3359(OIL FILLER TUBE BRACKET)
- Require Quantity: 02
- Package Quantity: 1
12337828SCREW, HEXAGON W/FLAT WASHER,TAP,M6.3X1.81X20,13.2 O.D.,ALUMINUM BASECOAT POINT,STEEL,PZ0R(OIL FILLER TUBE)
11516918BOLT, HEXAGON W/CONICAL WASHER,M10X1.5X30,25 THREAD,20 OUTSIDE DIAMETER,10.9,7114M,MACHINE,HEADER POINT(ENGINE LIFT REAR BRACKET)
- Require Quantity: 02
- Package Quantity: 1
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2009
Chevrolet Express 2500 2WD parts. Parts like Engine Assembly-Cylinder Head & Related Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 4.8L, 8 Cyl 6.0L, 8 Cyl 6.6L Diesel. Model Code: 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS.