Exhaust Riser 3.5" Indmar GM 53-2027
OEM Indmar 3-1/2" Exhaust Risers 53-2027 Carry a 3-year Warranty.
Fits: GM 350 and 302 Indmar Engines
Note: These risers are not drilled and tapped for the LT1 Freshwater cooled vent hose. Use Part# 53-2028. (call us for that special order)
Need 2 risers per engine.
Does not come w/mounting hardware kit