MC-1-99798 Mercruiser 4 Cylinder Exhaust Manifold ronstan ratchet orbit block series 55 - triple becket cleat swivel Ammeter shunts required for ammeter

Ammeter shunts required for ammeter

Easily adjustable to fit pipes ranging from 59mm to 83mm

75" / 19mm 4

with tons of silicone

MC-1-99798 Mercruiser 4 Cylinder Exhaust Manifold ronstan ratchet orbit block series 55 - triple becket cleat swivel Ammeter shunts required for ammeterBARR MC 1 99798 Mercruiser 4 Cylinder 153 & 181 Exhaust Manifold Direct replacement water cooled exhaust manifold MerCarb 3 11 16" x 2" bolt pattern. 6 bolt mounting Suitable for Mercuiser 4 cylnder 153 & 181cu. 120HP 2. 5L & 140HP 3. 0L Pre 1990 models 120R and 140R MR Alpha 1 log style exhaust manifold Replaces Mercruiser part 99798A9 BARR manifolds include plugs, gaskets and mounting hardware to mount riser