Cometic Chrysler SB w/318A Heads 4.125in .040in MLS-5 Head Gasket Engine Quest HDS - C5918-040

The Cometic Chrysler SB w/318A Heads 4.125in .040in MLS-5 Head Gasket Engine Quest HDS - C5918-040 is a precision-engineered head gasket with a 4.125" bore and .125" compressed thickness.

The Cometic 5-Layer Multi-Layer Steel (MLS) head gasket is engineered for high-performance and racing applications where OEM gaskets fall short. Featuring 5-Layer Multi-Layer Steel (MLS) construction, this gasket uses five embossed steel layers delivering exceptional clamping load distribution for high-output applications. Precision CNC-machined to exacting tolerances, this gasket seals combustion, water jackets, and oil passages simultaneously — eliminating the need for multiple gaskets or sealing compounds.

• Material: 5-Layer Multi-Layer Steel (MLS)
• Bore Size: 4.125"
• Thickness: .125" compressed
• Part Number: C5918-040

Verified fitment: Chrysler Cordoba (1975–1980); Chrysler LeBaron (1978–1979); Chrysler New Yorker (1977–1980); Chrysler Newport (1971–1980); Chrysler Town & Country (1978–1979); Dodge Aspen (1976–1980); Dodge B100 (1971–1974, 1976–1978); Dodge B200 (1971–1980); and 48 more.