OEM PART NUMBERS (MERCURY MARINE / QUICKSILVER / MERCRUISER):
• MerCruiser: 807078T10 / 807078T09 / 807078T08 / 807078Q07
• MerCruiser: 807078A6 / 807078A4 / 807078A2
• MerCruiser: 89011A8 / 89011
• No-dash variants: 807078T10 807078T09 807078T08 807078Q07
• No-dash variants: 807078A6 807078A4 807078A2 89011A8 89011
• Supersession: 89011 → 89011A8 → 807078A2 → A4 → A6 → T08 → T09 → 807078T10
SPECIFICATIONS:
• Type: Center Rise Cast Iron Exhaust Manifold
• Style: Center Rise (wet joint / water-cooled)
• Exhaust Outlet: 4" diameter, 7° down angle
• Position: Port or Starboard (interchangeable)
• Material: Heavy duty cast iron
• Application: MerCruiser GM V8 Big Block 454ci (7.4L) and 502ci (8.2L)
• Cooling: Raw water or fresh water system compatible
• Note: NOT for dry joint exhaust (2002 and newer)
• Condition: New
• Includes: Manifold, head gasket, 90° water connection fitting
APPLICATIONS SUMMARY:
• MerCruiser 330, 340, 454 Magnum, 7.4L 454ci V8 Sterndrive/Inboard (1981-2002)
• MerCruiser 502 Magnum, 8.2L 502ci V8 Sterndrive/Inboard (1990-2002)
PRODUCT NOTICE:
As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but are designed to function the same as - if not better than - the original. All parts sold are new.
WARNING - This product may expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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