RPS Cast Iron Exhaust Manifold for Mercruiser 4.3 V6 Engines Item Description Cast Iron Exhaust Manifold for Mercruiser 4.3 V6 engines from mid 1980's to 2002 Includes gaskets, bolts, and plugs Left and right are the same Replaces MerCruiser part numbers 99745, 99746, 99746A8, 99746A17 Does not fit newer dry-joint manifolds ? See more product details Cast Iron Exhaust Manifold for Mercruiser 4.3 V6 engines from mid 1980's to 2002 Payment We accept payment only through the Payment system. Shipping Most products are usually shipped within 1-2 business days from the date of being ordered. We do ship worldwide via the International Shipping Program. For an international shipment quote, please add add item to cart and attempt checkout. will supply the international shipping price. Return We do not accept returns except in certain, unlikely circumstances.