+3 Stainless Exhaust Manifold & Elbow Bolt Set for Mercruiser 5.0l 5.7l 7.4l 8.2l KB-MCEMBS $37.95 In stock Quantity: 1 Add to Bag Product Details Cross Reference:: 305 350 454 502 Stainless Steel Exhaust Manifold & Elbow Bolt Set Fits most standard rise elbows (does not fit 1"+ risers). Bolts provided for risers with or without oil filter mount on port side Manifold bolts are 3/8" Riser Bolts are 7/16" Fits: Mercruiser 5.0l 5.7l 7.4l 8.2l V8 engines (305 350 454 502Ci) Save this product for later Favorite