GMC R2500 Melling Parts and Accessories

VALVE-EXHAUST

Part Number: MEL-V1261

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Estimated Ship Date: May 20, 2026 if ordered today

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Valve Locks, Stock, 2-Groove, Steel, AMC, Chevrolet, Ford, GMC, Jeep, Mercury, Two Halves, Each

Part Number: MEL-473004

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Estimated Ship Date: May 20, 2026 if ordered today

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Valve Spring, Standard, 1.260 in. Diameter, 85 lbs. Seat Pressure, Each

Part Number: MEL-VS-1140

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Estimated Ship Date: May 20, 2026 if ordered today

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CHAIN-TIMING SET (3)

Part Number: MEL-3-181S

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Estimated Ship Date: May 19, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 270/278, Lift .398/.421, Chevy, Small Block, Each

Part Number: MEL-22109

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Estimated Ship Date: May 19, 2026 if ordered today

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KIT-O/P REPAIR

Part Number: MEL-K-55H

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Estimated Ship Date: May 19, 2026 if ordered today

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CAMSHAFT-ENGINE

Part Number: MEL-22320

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Estimated Ship Date: May 19, 2026 if ordered today

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Camshaft, Mechanical Flat Tappet, Advertised Duration 322/322, Lift .559/.580, Chevy, 6.5, 6.6, 7.0, 7.4L, Each

Part Number: MEL-22427

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Estimated Ship Date: May 19, 2026 if ordered today

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VALVE SPRING KIT

Part Number: MEL-VSK46686

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Estimated Ship Date: May 19, 2026 if ordered today

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Camshaft, Mechanical Flat Tappet, Duration @ .050 in. 257/270, Lift .494/.512, Chevy, Small Block, Each

Part Number: MEL-22400

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Estimated Ship Date: May 19, 2026 if ordered today

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CAMSHAFT-ENGINE

Part Number: MEL-22398

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Estimated Ship Date: May 19, 2026 if ordered today

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Guideplates, Raised, Steel, Black Oxide, 3/8 in. Pushrod Diameter, Chevy, Big Block, Each

Part Number: MEL-MGP1074

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 19, 2026 if ordered today

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Timing Chain, Double Roller, Chevy, V8, V6, Each

Part Number: MEL-163

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Estimated Ship Date: May 20, 2026 if ordered today

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Oil Pump Springs, 52 psi, Steel, Purple, Chevy, Big Block, Set of 5

Part Number: MEL-7752M

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 19, 2026 if ordered today

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Guideplates, Flat, Steel, Black Oxide, 5/16 in. Pushrod Diameter, Chevy, Small Block, Each

Part Number: MEL-MGP1004

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Estimated Ship Date: May 19, 2026 if ordered today

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GEAR-DRIVE

Part Number: MEL-DG62C

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Estimated Ship Date: May 19, 2026 if ordered today

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Rocker Arm, Chevy Diesel, Shaft Mounted, Steel, Each

Part Number: MEL-MR-900

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Estimated Ship Date: May 19, 2026 if ordered today

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VALVE-INTAKE, Each

Part Number: MEL-V1484

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Estimated Ship Date: May 19, 2026 if ordered today

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VALVE SPRING KIT

Part Number: MEL-VSK46620

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Estimated Ship Date: May 19, 2026 if ordered today

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GEAR-TIMING

Part Number: MEL-2823

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Estimated Ship Date: May 20, 2026 if ordered today

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PERFORMANCE TIMING SET

Part Number: MEL-48572T

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Estimated Ship Date: May 19, 2026 if ordered today

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PERFORMANCE TIMING SET

Part Number: MEL-48573T

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Estimated Ship Date: May 19, 2026 if ordered today

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Oil Pump Springs, 70 psi, Steel, Pink, Chevy, Small Block, Set of 5

Part Number: MEL-5570F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 19, 2026 if ordered today

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Engine Valve Spring, Stock Replacement V

Part Number: MEL-VS-1331

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Estimated Ship Date: May 19, 2026 if ordered today

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Valve Spring, Single, 1.220 in. O.D., 1.125 in. Coil Bind Height, Each

Part Number: MEL-VS-170

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 19, 2026 if ordered today