Indmar Exhaust Manifold 3-1/2" Exhaust Riser Only

Indmar cast iron exhaust manifold riser manifold for 3-1/2" exhaust only. Does not work on the Corvette LT-1 engine.

Product Specs:

• Works on All 3-1/2" exhaust except the LT-1 Engine
• The overall length of the riser is approximately 16-1/2"
• Fit for 3-1/2" exhaust hose