Rareelectrical Exhaust Riser 3" Spacer Kit Compatible With Mercruiser V6 V8 4.3L 5.7L 6.2L Dry Joint 7-Degree Riser Standard Cooling Replaces 864929A1 864929A3 50370G Mc20864929a3

MERCRUISER 350 MAG / 383 MAG STROKER — DRY JOINT STANDARD COOLING: MCM 5.7L V8 350 MAG / 357 MAG dry joint with 7-degree riser MCM 5.8L V8 383 MAG STROKER dry joint with 7-degree riser MCM 6.2L V8 / 5.0L V8 / 4.3L V6 dry joint 7-degree riser OEM PART NUMBERS: MerCruiser: 864929A3 / 864929A1 GLM Marine: 50370G / Barr: MC20864929A3 Dry Joint 3" Riser Spacer Kit — MerCruiser V6/V8 7-Degree Dry Joint: GLM Marine dry joint spacer kit for MerCruiser V6/V8 with 7-degree dry joint elbow risers. Three inches of additional riser height protects against exhaust water backflow. Includes pair of spacers with all hardware and gaskets. Standard cooling systems only. ⚠️ IMPORTANT: For dry joint exhaust + standard (raw water) cooling ONLY.

• Compatible with Mercruiser. Please verify your OEM part number from your original unit to help ensure fitment.
• Replaces: Oem Part Numbers: / Mercruiser / Mercury Marine: 864929A3 / Mercruiser / Mercury Marine: 864929A1 (Earlier Revision) / Glm Marine: 50370G / Barr Marine: Mc20864929a3 / / Specifications: / Spacer Height: 3 Inches / Bolt Length: 9" (864929A1) / 10½" (864929A3) / Riser Angle: 7-Degree Dry Joint Only / Cooling: Standard (Raw Water) Cooling — Not For Closed Cooling / Exhaust Type: Dry Joint (Center Rise) Manifolds Only / Engines: V6 & V8
• Applications: Mercruiser Dry Joint 7-Degree Riser — V6 & V8 Standard Cooling: / Mcm 4.3L V6 (262 Cid) Dry Joint With 7° Riser — Standard Cooling / Mcm 5.0L V8 (305 Cid) Dry Joint With 7° Riser — Standard Cooling / Mcm 5.7L V8 (350 Cid / 350 Mag) Dry Joint With 7° Riser — Standard Cooling / Mcm 5.7L V8 (357 Mag) Dry Joint With 7° Riser — Standard Cooling / Mcm 5.8L V8 (383 Mag Stroker) Dry Joint With 7° Riser — Standard Cooling / Mcm 6.2L V8 (377 Cid) Dry Joint With 7° Riser —
• Applications: Standard Cooling / / Compatible Dry Joint Riser (7-Degree): / Mercruiser 7-Degree Dry Joint Riser Elbow (864309-Series And 864591-Series) / / Requirement: Dry Joint Exhaust + Standard Cooling Only: / For Dry Joint (Center Rise) Exhaust Manifolds Only — 2004 And Newer Style / Standard (Raw Water) Cooling Applications / Not For Wet Joint / Standard Cast Iron Center Riser Manifolds / Additional Block-Off Gaskets Required For Closed (Freshwater) Cooling...
• Dry Joint Spacer Kit Source: Aftermarket