1990 GMC Melling Parts and Accessories

Oil Pump, Wet Sump Style, Standard-Volume, Standard-Pressure, Billet Aluminum, 8 in. Pan Depth, Chevrolet, Big Block, Each

Part Number: MEL-10077800SS

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Valve Spring, Single, 1.253 in. O.D., 104-116 lbs. Seat Pressure, 1.160 in. Coil Bind Height, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: MEL-VS-739R

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Pushrod, PRO-Line, Assembled, Chromoly, 5/16 in. Diameter, 7.800 in. Overall Length, Ball Tips, Each

Part Number: MEL-500314

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Rocker Arm Stud, Alloy Steel, 7/16-14 in. Base, 3/8-24 in. Arm Nut Thread, 0.600 in. Base Thread Length, 0.875 in. Nut Thread Length, Chevy, GMC, Each

Part Number: MEL-MRDS-2920

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Camshaft Locking Plate, Steel, Black Oxide, Bolts Included, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: MEL-4605-LPK

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Timing Chain, Replacement, Link Belt, Steel, Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, Pontiac, Each

Part Number: MEL-499

5.0 out of 5 stars ( 1 )

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 283/291, Lift .480/.486, Chevy, Small Block, Each

Part Number: MEL-22234

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VALVE SPRING KIT

Part Number: MEL-VSK46635

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Estimated Ship Date: May 6, 2026 if ordered today

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Rocker Arm, Non-roller, Stud Mounting Style, Steel, Natural, 0.486 in. Slot Width, Chevrolet, GMC, Each

Part Number: MEL-MRK-405

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Valve, Exhaust, Steel, 1.500 in. Diameter, 0.372 in. Stem, 4.923 in. Overall Length, Chevrolet, GMC, Each

Part Number: MEL-V1294

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Timing Chain and Gears, Double Roller, Iron Sprockets, Chevy, GMC, Set

Part Number: MEL-40205

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CAMSHAFT-ENGINE

Part Number: MEL-22210

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Oil Pickup, Bolt-In, Aftermarket Pan Style, 7.000 in. Pan Depth, Chevy, Small Block, Each

Part Number: MEL-12557

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Pump Springs, 70 psi, Steel, Pink, Pins, Chevy, Big Block, Kit

Part Number: MEL-77070

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Pickup, Press Fit, Stock Pan Style, 0.625 in. Tube Diameter, Chevy, GMC, Truck, V6, V8, 4.3, 5.7L, Each

Part Number: MEL-55-S2

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

SPRING-ENGINE VALVE

Part Number: MEL-VS320

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Timing Chain and Gear Set, Double Roller, Iron Cam Sprocket, Steel Crank Sprocket, Chevrolet, GMC, V8, Big Block, 6.5L, 6.6L, 7.0L, 7.4L, Set

Part Number: MEL-40401

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Oil Pump, High-volume, Standard-pressure, 3/4 in. Pickup, Anti-Cavitation, Chevy, GMC, Small Block, Kit

Part Number: MEL-10990C

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Rocker Arm Stud, Alloy Steel, 3/8 in.-16 Base Thread, 1.000 in. Base Thread Length, 2.500 in. Effective Stud Length, Buick, Chevy, Oldsmobile, Each

Part Number: MEL-MRDS-921

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Camshaft, Hydraulic Flat Tappet, 304/287 Advertised Duration, .468/.480 in. Lift, Chevy, Small Block, Each

Part Number: MEL-22232

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 6, 2026 if ordered today

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Oil Pump, Wet Sump Style, Standard-Volume, Standard-Pressure, Billet Aluminum, 9 in. Pan Depth, Chevy, Big Block, Each

Part Number: MEL-10077-900SS

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Estimated Ship Date: May 6, 2026 if ordered today

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Oil Pump Nylon Shaft Guide, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: MEL-M-55005

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Pump Gasket, Paper, Chevy SB, Kit

Part Number: MEL-M-55085

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Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-185BR

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Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-102R

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