{"title":"MerCruiser Parts \u003e MerCruiser Exhaust \u003e MerCruiser 4.3 Exhaust Parts \u003e  MerCruiser 4.3 Exhaust Riser Spacer Kits","description":null,"products":[{"product_id":"710-864908a-1","title":"OEM Mercury \/ Quicksilver 6\" Riser Spacer Kit – Dry Joint, RWC – 864908A1","description":"\u003cp data-start=\"83\" data-end=\"287\"\u003e\u003cstrong data-start=\"83\" data-end=\"129\"\u003eGenuine Mercury Marine 6″ riser spacer kit\u003c\/strong\u003e to extend the exhaust path on dry-joint, raw-water cooled (RWC) MerCruiser engines.\u003c\/p\u003e\n\u003ch4 data-start=\"294\" data-end=\"316\"\u003e\u003cstrong data-start=\"299\" data-end=\"316\"\u003eKit Includes:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"317\" data-end=\"446\"\u003e\n\u003cli data-start=\"317\" data-end=\"359\"\u003e\n\u003cp data-start=\"319\" data-end=\"359\"\u003e(2) 6\" Riser Spacers – Part # 864908A1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"360\" data-end=\"391\"\u003e\n\u003cp data-start=\"362\" data-end=\"391\"\u003e(2) Riser-to-Spacer Gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"392\" data-end=\"426\"\u003e\n\u003cp data-start=\"394\" data-end=\"426\"\u003e(2) Spacer-to-Manifold Gaskets\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"448\" data-end=\"451\"\u003e\n\u003ch4 data-start=\"453\" data-end=\"470\"\u003e\u003cstrong data-start=\"458\" data-end=\"470\"\u003eFitment:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"471\" data-end=\"583\"\u003e\n\u003cli data-start=\"471\" data-end=\"515\"\u003e\n\u003cp data-start=\"473\" data-end=\"515\"\u003eMerCruiser dry-joint V6\/V8 engines (2002+)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"516\" data-end=\"541\"\u003e\n\u003cp data-start=\"518\" data-end=\"541\"\u003eFits with OEM 4\" risers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"542\" data-end=\"583\"\u003e\n\u003cp data-start=\"544\" data-end=\"583\"\u003eFor raw-water cooled (RWC) systems only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MERCURY\/QUICKSILVER","offers":[{"title":"Default Title","offer_id":50289285398811,"sku":"710-864908A1","price":869.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8652\/0347\/files\/0149038_mercury-mercruiser-864908a1-6-riser-extension-kit-standard-cooling.jpg?v=1749671185"},{"product_id":"710-864929a-1","title":"OEM Mercury \/ Quicksilver 3\" Riser Spacer Kit – Dry Joint, RWC, 7° – 864929A01","description":"\u003cp data-start=\"177\" data-end=\"370\"\u003e\u003cstrong data-start=\"177\" data-end=\"223\"\u003eGenuine Mercury Marine 3″ riser spacer kit\u003c\/strong\u003e for MerCruiser V6 and V8 small block engines with dry joint manifolds and raw water cooling. Designed for use with 7° angled exhaust riser setups.\u003c\/p\u003e\n\u003chr data-start=\"372\" data-end=\"375\"\u003e\n\u003ch4 data-start=\"377\" data-end=\"399\"\u003e\u003cstrong data-start=\"382\" data-end=\"399\"\u003eKit Includes:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"400\" data-end=\"530\"\u003e\n\u003cli data-start=\"400\" data-end=\"443\"\u003e\n\u003cp data-start=\"402\" data-end=\"443\"\u003e(2) 3\" Riser Spacers – Part # 864929A01\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"444\" data-end=\"475\"\u003e\n\u003cp data-start=\"446\" data-end=\"475\"\u003e(2) Riser-to-Spacer Gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"476\" data-end=\"510\"\u003e\n\u003cp data-start=\"478\" data-end=\"510\"\u003e(2) Spacer-to-Manifold Gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"511\" data-end=\"530\"\u003e\n\u003cp data-start=\"513\" data-end=\"530\"\u003eMounting hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"532\" data-end=\"535\"\u003e\n\u003ch4 data-start=\"537\" data-end=\"554\"\u003e\u003cstrong data-start=\"542\" data-end=\"554\"\u003eFitment:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"555\" data-end=\"713\"\u003e\n\u003cli data-start=\"555\" data-end=\"607\"\u003e\n\u003cp data-start=\"557\" data-end=\"607\"\u003eMerCruiser dry joint small block engines (2002+)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"608\" data-end=\"649\"\u003e\n\u003cp data-start=\"610\" data-end=\"649\"\u003e3.0L, 4.3L, 5.0L, 5.7L with 4\" risers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"650\" data-end=\"680\"\u003e\n\u003cp data-start=\"652\" data-end=\"680\"\u003e7° down-angle exhaust only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"681\" data-end=\"713\"\u003e\n\u003cp data-start=\"683\" data-end=\"713\"\u003eRaw water cooled (RWC) systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MERCURY\/QUICKSILVER","offers":[{"title":"Default Title","offer_id":50289286021403,"sku":"710-864929A1","price":938.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8652\/0347\/files\/864929A1.jpg?v=1749674160"},{"product_id":"710-864929a-3","title":"OEM MerCruiser \/ Quicksilver 3\" Riser Spacer Kit – 14 Degree Dry Joint, RWC – 864929A03","description":"\u003cp data-start=\"239\" data-end=\"420\"\u003eOEM 3\" dry joint riser spacer kit for MerCruiser small block V6 and V8 engines with 14° down-angle exhaust systems. For use on raw water cooled (RWC) engines with dry joint manifolds only.\u003c\/p\u003e\n\u003chr data-start=\"422\" data-end=\"425\"\u003e\n\u003ch4 data-start=\"427\" data-end=\"445\"\u003e\u003cstrong data-start=\"432\" data-end=\"445\"\u003eIncludes:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"446\" data-end=\"556\"\u003e\n\u003cli data-start=\"446\" data-end=\"495\"\u003e\n\u003cp data-start=\"448\" data-end=\"495\"\u003e(2) 3\" Dry Joint Spacers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"496\" data-end=\"516\"\u003e\n\u003cp data-start=\"498\" data-end=\"516\"\u003e(2) Full Flow Riser Gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"517\" data-end=\"536\"\u003e\n\u003cp data-start=\"519\" data-end=\"536\"\u003e(2) Restricted Flow Riser Gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"537\" data-end=\"556\"\u003e\n\u003cp data-start=\"539\" data-end=\"556\"\u003eMounting Hardware for 14 Degree Risers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MERCURY\/QUICKSILVER","offers":[{"title":"Default Title","offer_id":50289286152475,"sku":"710-864929A3","price":856.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8652\/0347\/files\/0149229_mercury-mercruiser-864929a3-riser-extension-kit-3-standard-coolingdry-joint__57242.jpg?v=1749670276"},{"product_id":"710-864929a-4","title":"OEM Mercury \/ Quicksilver 3\" Riser Kit-Dry Joint-Fwc – 864929A 4","description":"\u003cp\u003e3\" RISER KIT-DRY JOINT-FWC\u003c\/p\u003e","brand":"MERCURY\/QUICKSILVER","offers":[{"title":"Default Title","offer_id":50289286283547,"sku":"710-864929A4","price":807.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8652\/0347\/files\/710-864929A_204.jpg?v=1748660294"},{"product_id":"710-865995a01","title":"OEM MerCruiser \/ Quicksilver 1.7\" Riser Spacer Kit – 865995A01","description":"\u003cp data-start=\"145\" data-end=\"402\"\u003e\u003cstrong data-start=\"145\" data-end=\"193\"\u003eGenuine Mercury Marine 1.7\" riser spacer kit\u003c\/strong\u003e designed to raise the height of 4\" risers on GM-based MerCruiser small block V6 and V8 engines. Commonly used to increase exhaust clearance and reduce water reversion in performance or tight-fit applications.\u003c\/p\u003e\n\u003chr data-start=\"404\" data-end=\"407\"\u003e\n\u003ch4 data-start=\"409\" data-end=\"431\"\u003e\u003cstrong data-start=\"414\" data-end=\"431\"\u003eKit Includes:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"432\" data-end=\"564\"\u003e\n\u003cli data-start=\"432\" data-end=\"477\"\u003e\n\u003cp data-start=\"434\" data-end=\"477\"\u003e(2) 1.7\" Riser Spacers – Part # 865995A01\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"478\" data-end=\"509\"\u003e\n\u003cp data-start=\"480\" data-end=\"509\"\u003e(2) Riser-to-Spacer Gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"510\" data-end=\"544\"\u003e\n\u003cp data-start=\"512\" data-end=\"544\"\u003e(2) Spacer-to-Manifold Gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"545\" data-end=\"564\"\u003e\n\u003cp data-start=\"547\" data-end=\"564\"\u003eMounting Hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"571\" data-end=\"588\"\u003e\u003cstrong data-start=\"576\" data-end=\"588\"\u003eFitment:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"589\" data-end=\"746\"\u003e\n\u003cli data-start=\"589\" data-end=\"641\"\u003e\n\u003cp data-start=\"591\" data-end=\"641\"\u003eMerCruiser dry joint small block engines (2002+)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"642\" data-end=\"693\"\u003e\n\u003cp data-start=\"644\" data-end=\"693\"\u003e4.3L, 5.0L, 5.7L, and 6.2L with 14 Degree Dry Joint risers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"694\" data-end=\"746\"\u003e\n\u003cp data-start=\"696\" data-end=\"746\"\u003eCompatible with OEM dry joint manifolds and elbows\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MERCURY\/QUICKSILVER","offers":[{"title":"Default Title","offer_id":50289293525275,"sku":"710-865995A01","price":755.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8652\/0347\/files\/865995A01__99448.jpg?v=1749670598"},{"product_id":"710-865996a01","title":"OEM Mercury \/ Quicksilver 1.7\" Riser Kit-Dry Joint-Fwc – 865996A01","description":"\u003cp\u003e1.7\" RISER KIT-DRY JOINT-FWC\u003c\/p\u003e","brand":"MERCURY\/QUICKSILVER","offers":[{"title":"Default Title","offer_id":50289293656347,"sku":"710-865996A01","price":666.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8652\/0347\/files\/710-865996A01.jpg?v=1748660355"},{"product_id":"710-866208a02","title":"OEM MerCruiser \/ Quicksilver 4.7\" Riser Spacer Kit – Dry Joint, RWC – 866208A02","description":"\u003cp data-start=\"168\" data-end=\"390\"\u003e\u003cstrong data-start=\"168\" data-end=\"216\"\u003eGenuine Mercury Marine 4.7″ riser spacer kit\u003c\/strong\u003e designed for dry-joint MerCruiser small block V6 and V8 engines with raw water cooling. Used to raise 4\" risers for improved exhaust clearance and to reduce water reversion.\u003c\/p\u003e\n\u003chr data-start=\"392\" data-end=\"395\"\u003e\n\u003ch4 data-start=\"397\" data-end=\"419\"\u003e\u003cstrong data-start=\"402\" data-end=\"419\"\u003eKit Includes:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"420\" data-end=\"552\"\u003e\n\u003cli data-start=\"420\" data-end=\"465\"\u003e\n\u003cp data-start=\"422\" data-end=\"465\"\u003e(2) 4.7\" Riser Spacers – Part # 866208A02\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"466\" data-end=\"497\"\u003e\n\u003cp data-start=\"468\" data-end=\"497\"\u003e(2) Riser-to-Spacer Gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"498\" data-end=\"532\"\u003e\n\u003cp data-start=\"500\" data-end=\"532\"\u003e(2) Spacer-to-Manifold Gaskets\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"554\" data-end=\"557\"\u003e\n\u003ch4 data-start=\"559\" data-end=\"576\"\u003e\u003cstrong data-start=\"564\" data-end=\"576\"\u003eFitment:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"577\" data-end=\"729\"\u003e\n\u003cli data-start=\"577\" data-end=\"629\"\u003e\n\u003cp data-start=\"579\" data-end=\"629\"\u003eMerCruiser dry joint small block engines (2002+)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"630\" data-end=\"675\"\u003e\n\u003cp data-start=\"632\" data-end=\"675\"\u003e4.3L, 5.0L, 5.7L, and 6.2L with 4\" risers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"676\" data-end=\"729\"\u003e\n\u003cp data-start=\"678\" data-end=\"729\"\u003eFor use with raw water cooled (RWC) exhaust systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MERCURY\/QUICKSILVER","offers":[{"title":"Default Title","offer_id":50289295163675,"sku":"710-866208A02","price":689.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8652\/0347\/files\/2510080__15354.jpg?v=1749671472"},{"product_id":"710-93320a13","title":"OEM MerCruiser \/ Quicksilver 3 inch Exhaust Riser Spacer Kit 93320A13 (4x Full Flow)","description":"\u003cp\u003eExhaust riser kit 93320A13 is for use on MerCruiser V6 TBI sterndrive engines with 2-piece exhaust manifolds (serial No. 0M614999 and below). Will also fit on MerCruiser sterndrive and inboard tow sports V8 engines with 305, 350, 377, 454 and 502 CID with cast iron exhaust manifold elbows (serial No. 0M299999 and below), MerCruiser V8 carbureted engines with 305 and 350 CID (serial No. 0M300000-0M599999) and MerCruiser inboard and tow sports carbureted engines (serial No. 0M300000-0M316999). See your owner's manual or service manual for specific application and instructions. \u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"MERCURY\/QUICKSILVER","offers":[{"title":"Default Title","offer_id":50289342054683,"sku":"710-93320A13","price":489.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8652\/0347\/files\/Untitled-2.png?v=1749212789"},{"product_id":"710-93320a14","title":"OEM MerCruiser Exhaust Riser Spacer Kit 3\" 93320A14 (SS elbows only)","description":"\u003cp\u003eRISER KIT 3 INCH\u003c\/p\u003e","brand":"MERCURY\/QUICKSILVER","offers":[{"title":"Default Title","offer_id":50289342087451,"sku":"710-93320A14","price":380.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8652\/0347\/files\/54637b8e4661f702837b5de6e536bff6__32166.1651738603.600.750__47813.1654884705.jpg?v=1754423951"},{"product_id":"710-93322a12","title":"OEM Mercury \/ Quicksilver 6\" Exhaust Riser Spacer Kit – 93322A12","description":"\u003cp class=\"MsoNormal\"\u003eOEM Mercury\/Quicksilver 6‑inch exhaust riser kit, factory-made to restore proper manifold-to-exhaust alignment.\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003eIncludes full‑flow riser gaskets, manifold-to-riser mounting bolts, and accessory mounting brackets\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003eGenuine OEM part—built to factory specifications for proper fit and exhaust flow\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003eCommonly used during repower or manifold replacement projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003eMay fit carbureted MerCruiser models from the late 1980s through 2002; confirm fit using both engine and drive serial numbers.\u003c\/p\u003e","brand":"MERCURY\/QUICKSILVER","offers":[{"title":"Default Title","offer_id":50289342415131,"sku":"710-93322A12","price":668.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8652\/0347\/files\/61taEd1BhML._AC_SL1205.jpg?v=1749213249"}],"url":"https:\/\/partsduck.com\/collections\/mercruiser-parts-mercruiser-exhaust-mercruiser-4-3-exhaust-parts-mercruiser-4-3-exhaust-riser-spacer-kits.oembed","provider":"PartsDuck.com","version":"1.0","type":"link"}