RECK8503 Aftermarket Recmar Marine Exhaust Elbow Mounting Kit | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Recmar Marine Exhaust Elbow Mounting Kit - Part Number: RECK8503

A gasket-and-bolt mounting kit for 3-inch risers used on GM 454 CID and 502 CID big-block MerCruiser exhaust systems. It is intended for the matching Recmar/Barr-style riser flange and must be selected by riser size.

⚙️ Key Features

• For 3-inch big-block exhaust risers

• Includes sealing gasket and fasteners

• Covers GM 454 and 502 CID MerCruiser families

• One kit required per riser

• Confirm riser height and flange pattern before installation

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• RECK8503 (Recmar big-block 3-inch riser kit reference)

OEM / Related Numbers:

• RECK8503

Aftermarket / Verified Equivalents:

• Recmar: RECK8503

Included Components:

• 3-inch riser gasket - supplied under Kit RECK8503

• Riser mounting bolts and washers - supplied under Kit RECK8503

🚤 Compatibility

Commonly used on:

• MerCruiser big-block V8 3-inch exhaust risers

Typically suits:

• Engine models:

• MerCruiser 330

• MerCruiser 340 MIE

• MerCruiser 370 TRS

• MerCruiser 454 EFI

• MerCruiser 454 MAG

• MerCruiser 7.4 MIE

• MerCruiser 7.4L and 7.4L LX

• MerCruiser 502 EFI

• MerCruiser 502 MAG

• MerCruiser 8.2L / 502 CID

• Engine Displacement: 454 CID / 7.4L and 502 CID / 8.2L

• Riser Height: 3 in

🔌 Function

The kit spaces, secures and seals the 3-inch riser to the big-block exhaust manifold.

Common signs of failure:

• Exhaust-gas or cooling-water leakage after assembly

• Restricted exhaust flow or excessive back-pressure

• Insufficient cooling-water injection into the wet exhaust

• Corrosion or pitting at the mating flanges

• Incorrect alignment, clamp engagement or gasket compression

📦 Condition

• Brand new aftermarket replacement part

• New and unused

• Supplied in manufacturer or equivalent protective packaging