1998 Engines & Components

Cylinder Head Locating Dowel Pin, Steel, Chevy, Each

Part Number: ADO-12558081

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Rocker Arm Hold-Down Bolts, GM Genuine Parts, Hex Head, Steel, Black Oxide, Designed for L92 and Cathedral Port Heads, Chevy, Small Block LS, Each

Part Number: ADO-12560961

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Idler Pulley, Replacement, Serpentine, 6-groove, Steel, Black, Cadillac, Chevy, Ford, GMC, Mazda, Mercury

Part Number: ADO-38008

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Lifter Valley Plates, GM Genuine Parts, Aluminum, Natural, Direct Replacement for LS1 Engines, Cadillac, Chevrolet, Pontiac, 5.7L, Each

Part Number: ADO-12577927

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Free Shipping
• $20.00 Summit Bucks
• Special Order

Rocker Arm Shaft Support, GM Genuine Part, Aluminum, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12552203

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Oil Bypass Valves, Filter, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-25013759

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Accessory Belt, V-Ribbed, Serpentine, 6-Ribs, 95.59 in. Length, 0.787 in. Width, Audi, Cadillac, Chevy, Ford, GMC, Jeep, Mercedes-Benz, Each

Part Number: ADO-K060950HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Oil Filters, Ultraguard Gold Engine Oil Filters, Canister Style, AMC, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Jeep, Olds, Pontiac, Saab, Each

Part Number: ADO-UPF46R

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Idler Pulleys, GM OE, Serpentine, Steel, Black, Cadillac, Chevy, GMC, Oldsmobile, Each

Part Number: ADO-12580773

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Accessory Belt Tensioner, Serpentine, 6-rib, Cadillac, Chevy, GMC, Isuzu, Oldsmobile, Workhorse, Workhorse Custom Chassis, Each

Part Number: ADO-38103

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Camshaft Bearings, OE Replacement, Standard Size, 2.308 in. O.D., 0.775 in. Width, Position 3, GM, LS, 3rd Design, Each

Part Number: ADO-19260876

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Rear Main Seal Housing, Engine Crankshaft Seal Housing, Rear Main Seal, V6, One-Piece, Each

Part Number: ADO-12595923

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Oil Pump Pickup Tube Retainers, Girdle, Billet Aluminum, Chevy, LS, Each

Part Number: TSN-81099

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• $10.00 Summit Bucks

Idler Pulley, Replacement, Serpentine, 6-groove, Steel, Black, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Each

Part Number: ADO-38009

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Valve Covers, Center Bolt, Tall, Finned, Cast Aluminum, Polished, with Gaskets and Mounting Hardware, Chevy, LS, Pair

Part Number: TSN-JM8082-2P

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• Free Shipping
• $10.00 Summit Bucks

Lifter, Hydraulic Roller, Chevy, GMC, Each

Part Number: ADO-12721203

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping
• $20.00 Summit Bucks

Accessory Belts, V-Ribbed, Serpentine, 6-rib, 0.810 in. Width, 80.76 in. Length, Chevrolet, Each

Part Number: ADO-19244950

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Power Steering Pulley, Serpentine, 6-Groove, Steel, Black, GM, Each

Part Number: ADO-19421487

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Lifter, Hydraulic Roller, 0.842 in. O.D., Chevy, Each

Part Number: ADO-HL123

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Cylinder Head Pin, 0.3094 in. O.D., 0.563 in. Height, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-585927

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Idler Pulleys, Professional, Serpentine, Steel, Black, for use on Acura®, for use on Honda®, Buick, Cadillac, Chevy, Ford, GMC, Lincoln, Mercury, Each

Part Number: ADO-38006

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Drive Belt Tensioner Assembly

Part Number: ADO-38196

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Engine Valley Cover, Finned, Billet Aluminum, Black, Hardware Included, Chevy, Each

Part Number: TSN-81045BK

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $10.00 Summit Bucks

Accessory Belt Tensioner, Smooth Pulley, Chevy, Pontiac, Each

Part Number: ADO-12560345

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Accessory Drive System, Serpentine Front Drive System, Polished Aluminum Pulleys, Alternator, Water Pump, Tensioner, Chevrolet, Small Block, Kit

Part Number: TSN-DS35014X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

• Free Shipping
• $10.00 Summit Bucks
• Special Order