Osco Chrysler 318 - 360 Marine Manifolds
Since 1932
OSCO Motors Co. has been in the business of providing boaters with a high quality, reasonable cost alternative to original manufacturer's equipment.
All manifolds come with a 3 year warranty and DO NOT include gaskets. Order gaskets and bolts separately. We stock all OSCO manifolds and ship the same day.
Click on Picture or Part Numbers below to Check Prices

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1.826 Manifold. Fits 318 - 360 cu.in. Chrysler small block V8 engines. Exact replacement for
Chrysler #’s 24695566 and 3675826.

2.826-MK Mounting Kit, manifold. Fits 826 manifold. Includes 826-GH gasket and mounting hardware.

3.826-MK-SS Mounting Kit, manifold. Fits 826 manifold. Includes 826-GH gasket and stainless studs and nuts.

4.826-GH Gasket, manifold to cylinder head. 3 pieces.

5.826-SS Stud and Nut Set, stainless steel. Sold individually

6.557 Water Distribution Tube. Fits 826 manifold. See page 25 for information on water distribution tubes.

7.106 Front Plate, no hole for water fitting. Fits 826 manifold. Replaces Chrysler # 2846104.
Use mounting kit 480-MK or 480-MK-FW.

8.106-T Front Plate, with 3/4" IPT hole for water fitting. Fits 826 manifold. Replaces Chrysler # 3527896.
Use mounting kit 480-MK.

9. 689 Riser. Used with 639 and 794 elbows. Replaces Chrysler # 2846689. Use mounting kit 480-MK or 480-MK-FW.

10.794 Elbow, 3" exhaust outlet, 20º down angle. Used for inboard applications. Replaces Chrysler # 3527794. Use mounting kit 480-MK or 480-MK-FW.

11.639 Elbow, 3" exhaust outlet, 90º down angle. Used for inboard/outboard applications.
Replaces Chrysler #’s 2469639 and 2847405. Use mounting kit 480-MK or 480-MK-FW.

12.480-MK Mounting Kit. Fits 106, 106-T, 689, 639, 794 & 0402. Includes 480 gasket and mounting hardware.

13.480 Gasket, Open. Fits end plates and elbow. Allows water to pass through into the elbow. The 480 gasket has only one hole for water. Do not modify gasket. Tech tip page 78.

14.480-MK-FW Mounting Kit. Fits 106, 689, 639, 794 and 0402. Includes 480-FW gasket and mounting hardware.

15.480-FW Gasket, Blocked. Fits 826 manifold. Blocks all water flow. Tech tip page 78.

16.F68C9 Water Fitting, 90º elbow. 3/4" MPT x 1" hose barb. For 106-T, 826, 639 & 794

17.F68CS Water Fitting, straight. 3/4" MPT x 1" hose barb. For 106-T, 639, 794 & 826

18.F66CS Water Fitting, straight. 3/4" MPT x 1" hose barb. For 106-T, 639, 794 & 826

19.F46CS Water Fitting, straight. 1/2" MPT x 3/4" hose barb. For 689 riser.
 

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