Riser 

Additional Details:

• Material: CAST IRON

Use With:

• 18-1932: Manifold
• 18-2971: Exhaust Manifold Gasket
• 18-19360: Mounting Kit

Interchanges/Replaces

GLM

• 51520

HGE

• 7037

Volvo Penta

• 857037

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-2971-1	Barr VO47-835908 GLM 35080 Mallory 9-65800 Osco 35908 Volvo Penta 835908 856039 857618	1	Exhaust Manifold Gasket		N/A