MC-1-89011 Mercruiser Big Block Exhaust Manifold ronstan captive ball car - series 22 - reef to suit luff groove track The sheave and bearing system

The sheave and bearing system is supported by a fibre-reinforced load frame

anodised and laser engraved with the logo underneath so it is hidden once installed

padded armrests

where deformation of ball bearings alone would result in increased friction

MC-1-89011 Mercruiser Big Block Exhaust Manifold ronstan captive ball car - series 22 - reef to suit luff groove track The sheave and bearing systemBARR MC 1 89011 Mercruiser V8 Big Block Wet Joint Exhaust Manifold Direct replacement center riser water cooled exhaust manifold Suitable for Mercuiser big block V8 330, 340 & 454 Magnum Replaces Mercruiser part 89011A8 & aftermarket 18 1957 2 BARR manifolds include plugs, gaskets and mounting hardware to mount riser