Best Ajusa in 2026

Length [mm]: 336

Thickness [mm]: 1,5

Weight [g]: 83,001

Length [mm]: 410

Weight [g]: 152,36

Width [mm]: 240

Gasket Set, cylinder head

Length [mm]: 505

Width [mm]: 265

Quality Product

Diameter [mm]: 86

Length [mm]: 447

Thickness [mm]: 1,60

Diameter [mm]: 93.5

Quality Product

Brand New

Diameter [mm]: 86

Weight [g]: 502,5

Quality Product

Qlty: Multilayer steel

AJUSA's extensive OE quality product line coupled with its dedication and proven track record in providing the customer with excellent service mission and commitment to the marketplace.

Meets or exceeds OEM standard quality and performance requirements. Designed to OE specifications.

Length [mm]: 77

Thickness [mm]: 1,2

Weight [g]: 5,001

Length [mm]: 350

Thickness [mm]: 0,25

Weight [g]: 525

Gasket, exhaust manifold

Gasket Set, cylinder head

Premium Quality Product

AJUSA's extensive OE quality product line coupled with its dedication and proven track record in providing the customer with excellent service mission and commitment to the marketplace.

Meets or exceeds OEM standard quality and performance requirements. Designed to OE specifications.

Supplementary Article/Supplementary Info: with cylinder head gasket; with valve stem seals

Quality Product

Brand New

Supplementary Article/Supplementary Info: with cylinder head gasket; with valve stem seals

Quality Product

Brand New

Meets or exceeds all original equipment specifications

Application specific design to ensure a perfect fit

Validated for fit

Meets or exceeds all original equipment specifications

Application specific design to ensure a perfect fit

Engineered for the sealing repair environment

MAHLE Original gaskets provide world class sealing products trusted by OEMs & Technicians around the globe

All MAHLE Original gaskets meet or exceed the original equipment specifications providing the finest sealing products available

MAHLE Original gaskets utilizes OE equivalent or better materials in all our gaskets

Meets or exceeds all original equipment specifications

Application specific design to ensure a perfect fit

Validated for fit, form, and function

1-7/8" Diameter Round Port; Chevy V8 - 4.8L, 5.3L, 6.0L LS2 ('99-'08), 5.7L, LS1 LS6 ('97-'08), includes Vortec, Manifold or Headers, 2/Set

Port configuration comparable to Fel-Pro 1440

Heating and cooling of the exhaust system causes header and manifold flanges to warp resulting in gaps between the head and header which Remflex exhaust gaskets seal completely due to the thickness and compressibility of the 100 percent flexible graphite

Matches the Stock Cylinder Head Port; AMC V8 - 304('70-'79), 360('70-'93), 390('70), 401('71-'76), Dog Leg Stock Port, Manifold or Headers, 2/Set

Heating and cooling of the exhaust system causes header and manifold flanges to warp resulting in gaps between the head and header which Remflex exhaust gaskets seal completely due to the thickness and compressibility of the 100 percent flexible graphite

Remflex exhaust gaskets come in a standard 1/8 inch thickness and are designed to crush 50 percent allowing them to fill any pits or gaps in the flange surface up to 1/16 inch

Upgraded materials - this replacement exhaust manifold is constructed of ductile iron to prevent future warping and cracking

Complete kit - includes new manifold, manifold gasket, flange gasket, 3 studs, 3 nuts

Direct fit - reverse engineered from original equipment for seamless installation

For : GM 200, 228, 230, 260, 898 (5.0 & 5.7L)

Visit Amazon’s SONAR parts finder at fit-guide.seastarsolutions.com to ensure this product will fit your application.

All Sierra parts qualify for and are covered under Sierra's industry leading customer satisfaction warranty

Meets or exceeds all original equipment specifications

Application specific design to ensure a perfect fit

Engineered for the sealing repair environment

Upgraded materials - this replacement exhaust manifold is constructed of ductile iron to prevent future warping and cracking

Complete kit - includes new manifold, manifold gasket, 2 studs, 2 nuts

Direct fit - reverse engineered from original equipment for seamless installation

AVAILABLE IN DIFFERENT SIZES -- Offered in a variety of styles and sizesfora quality vehicle repair

HEAT RESISTANT -- Designed to resist heat for long-lasting performance

PREMIUM MATERIALS -- Made from high-quality materials for durability and long life

Ideal replacement - this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles

Reliable construction - durable materials resist warping, cracking and leaking for long-lasting performance

Complete repair - includes all necessary gaskets and downpipe hardware

With Siamese port cylinder heads

For : GM 153 & 181 (25 & 30L) CID engs: 120 & 140 hp (s/n 6229718 & Up)

All Sierra parts qualify for and are covered under Sierra's industry leading customer satisfaction warranty

Enables you to build your own infinitely customizable gaskets

Made of a heat resistant tear resistant compressed fiber laminate

can be trimmed into any configuration to meet your exact specifications

Meets or exceeds all original equipment specifications

Application specific design to ensure a perfect fit

Engineered for the sealing repair environment