1998 Chevrolet Performance Engine Gaskets & Seals

Head Gasket, MLS, 3.940 in. Bore, .052 in. Compressed Thickness, Chevy, Small Block, LS1/LS6, Each

Part Number: NAL-12589226

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

Oil Pan Gasket, 1-Piece, 1-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: NAL-10108676

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

Gasket, Intake Manifold, Oval Port, 2.050 in.Tall, 1.820 in. Wide, Chevy, Big Block, 502, Set

Part Number: NAL-12366985

4.94 out of 5 stars ( 18 )

Estimated Ship Date: Today

Oil Pan Gasket, One-piece, Silicone/Steel, Chevy, 7.4L, 8.2L, 9.4L, Each

Part Number: NAL-19213986

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

Head Gasket, Stainless Steel/Graphite, 4.100 in. Bore, .028 in. Thick, Chevy, Small Block, Each

Part Number: NAL-14096405

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Today

Gaskets, Manifold, Intake, Composite, Stock Port, .060 in. Thick, Chevy, 5.7L, with Fastburn/E-Tec Heads, Set

Part Number: NAL-89017465

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

Head Gasket, Steel, 4.370 in. Bore, .022 in. Compressed Thickness, Chevy, Big Block, 454, 1991-2000, Each

Part Number: NAL-12555728

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Intake Manifold Gaskets, 0.120 in. Thick, 1.080 in. Port Width, 2.160 in. Port Height, Chevy, 5.7L, Set

Part Number: NAL-19301685

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Gasket, Intake Manifold, Rectangle Port, 1.820 in. Wide, 2.535 in. Tall, Restricted Crossover, Chevy, Big Block

Part Number: NAL-12506106

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Gasket, Manifold, Intake, Rectangular Port, Chevy, Big Block, Set

Part Number: NAL-88962213

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

SEAL ASM-

Part Number: NAL-10101164

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

• Drop Ship
• Special Order