New Sierra 18-1930-2 exhaust manifold for Volvo Penta 2.3L and 2.5L 4-cylinder marine gas engines. Commonly used on Volvo Penta models AQ120B, AQ125A, AQ131A/B/C/D, AQ140A, AQ145A/BB, AQ151A/B/C, AQ230A/B, AQ250A/B, BB140A, and BB145A. Please compare original manifold part number to cross reference below. This manifold accepts all original mounting brackets. Comes with gaskets and all necessary plugs.

This part is new and high-quality cast iron construction. To determine if this is the correct replacement for you, look on your current part for casting numbers and match them to the cross reference below:

Cross Reference	Part Number
Volvo Penta	834438, 855387, 834438-4, 855387-7, 834439
Osco Motors	VO-418
Barr Marine	VO-1-855387
Sierra Marine	18-1930-1, 18-1930-2
HGE	5387
Aqua Power	5514
GLM Products	51610

About Sierra
Sierra provides premium-quality aftermarket replacements for over 6,000 marine parts, tools, and components. Sierra products are engineered to meet or exceed OEM standards, and stand up in harsh marine environments. Every new Sierra part comes with a limited lifetime warranty that covers the useful life of the product against any defects in workmanship and materials.

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