18-1938 Manifold Riser for Crusader Inboards

Replace freeze damaged or corroded exhaust risers easily

For 50 years Sierra has been producing parts engineered to meet or exceed the specifications of marine engine manufacturers. They have gained the confidence of engine manufacturers and boat builders to a point of supplying them with OEM parts. Boaters and technicians can be assured a Sierra part will fit right the first time and restore function to OEM specifications.

Each riser is an exact OEM match and is leak tested for quality assurance. Mating surfaces are CNC machined to provide the best possible seal without additional preparation. Precision castings feature uniform wall thickness and are primed and painted to stand up to the marine environment. Look no further than a Sierra kit for quick out of the box installations.

Key Features

• Meets or exceeds manufacturer specifications
• Machined mating surfaces allow installation without additional preparation
• Each riser features uniform wall thickness and is leak tested for quality assurance
• Pre-painted to stand up to marine environment
• Risers can be used on port or starboard side
• Fits Crusader small block CM305,CM350XL,CM350HT
• Fits Cursader big Block 454XL,502XL
• Backed by SeaStar Solutions Limited Two-Year Warranty

The Sierra Engine Parts Selector

In addition to exhaust risers, we offer a wide variety of other engine parts manufactured by Sierra. To see if we have the part you need, see our Engine Parts Selector, where you can search by engine make, serial number and model or year of manufacture