GMC K2500 Melling Parts and Accessories

Rocker Arm, Non-roller, Stud Mounting Style, 1.5 Ratio, Steel, Natural, Chevy, Each

Part Number: MEL-MR-842

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Estimated Ship Date: Mar 9, 2026 if ordered today

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SPEED SET

Part Number: MEL-48510T-9

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Oil Pump, Wet Sump Style, Standard-pressure, Standard-volume, Pickup, Chevy, GMC, 6.5L Diesel, Kit

Part Number: MEL-M255-294S

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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LIFTERS RETROFIT

Part Number: MEL-291001

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, 270/278 Advertised Duration, .399/.422 in. Lift, Chevy, Small Block, Each

Part Number: MEL-22111

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Rocker Arms

Part Number: MEL-MR-926

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Valve Springs, Single, 1.253 in. Diameter, 116 lbs. Seat Pressure, 1.160 in. Coil Bind Height, Each

Part Number: MEL-VS-739

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

Oil Pump Springs, 55 psi of Force, Steel, Chevy, Small Block, Each

Part Number: MEL-5556F

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Pushrods, Assembled, Steel, 5/16 in. Diameter, Ball Tips, 8.595 in. Overall Length, Each

Part Number: MEL-MPR-602

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Estimated Ship Date: Today

VALVE SPRING KIT

Part Number: MEL-VSK46672

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Estimated Ship Date: Mar 9, 2026 if ordered today

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CAMSHAFT-ENGINE

Part Number: MEL-CCS-38

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Pushrods, Assembled, Steel, 5/16 in. Diameter, Ball Tips, 7.642 in. Overall Length, Each

Part Number: MEL-MPR-603

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Estimated Ship Date: Today

Engine Rocker Arm, Chevy, GMC, Steel, Each

Part Number: MEL-MR-928

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Estimated Ship Date: Mar 9, 2026 if ordered today

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VALVE TRAIN SET UP SPRING

Part Number: MEL-VTSS100

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Camshaft Thrust Plate Shim Washer, Brass, AMC, Buick, Chevy, Jeep, Oldsmobile, Pontiac, Studebaker, Each

Part Number: MEL-MG221

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Estimated Ship Date: Today

Camshaft, Mechanical Flat Tappet, .512 in./.536 in. Lift, Chevy, Small Block, Each

Part Number: MEL-22450

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Estimated Ship Date: Mar 9, 2026 if ordered today

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MELL-LUBE 12 Pack

Part Number: MEL-M-10012-12

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Cannot be shipped Internationally

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CAMSHAFT-ENGINE

Part Number: MEL-22401

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Oil Pickup, Press Fit, Stock Pan Style, 0.469 in. Tube Diameter, Chevy, GMC, 6-Cylinder, 250/292, Each

Part Number: MEL-62-S6

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Estimated Ship Date: Mar 9, 2026 if ordered today

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CAMSHAFT-ENGINE

Part Number: MEL-22410

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Oil Pump Springs, 60 psi, Steel, Black, Chevy, Big Block, Set of 5

Part Number: MEL-7760M

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

KIT-ENGINE VALVE ROCKER ARM

Part Number: MEL-MRK-652

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, 260/280 Advertised Duration, .367/.398 in. Lift, Chevy, Small Block, Each

Part Number: MEL-22108

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Camshaft, Stock Replacement, Hydraulic Flat Tappet, 244/259 Advertised Duration, 0.351 in./0.385 in. Valve Lift, Chevy 5.0L, Small Block, Each

Part Number: MEL-CCS-23

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 7.000 in. Length, Each

Part Number: MEL-590297

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Estimated Ship Date: Today