Logo

OMC / Volvo V6-4.3L Cobra

All models: Center riser generic

OMC / Volvo V6-4.3L Cobra
Part Number Description
CHV-1-83 Water cooled center discharge manifold to fit the small block GM engine (3/4" N.P.T. cooling hose connections). All years.
20-0082 Water cooled center discharge riser (3/4" N.P.T. cooling hose connection). Standard for use with 3" I.D. exhaust hose.
20-0100 Water cooled center discharge riser (3/4" N.P.T. cooling hose connection). Standard for use with 4" I.D. exhaust hose.
1-0104P Adaptor package for fresh water-cooled manifold (includes gaskets and block off plate).
1-0105 Center riser manifold-to-riser gasket for fresh water cooling.
1-0106P Adaptor package for raw water cooling. Used in pre-heating applications (includes gaskets and block off plate with vent hole).
1-0107 Center riser manifold-to-riser gasket (raw water cooling).
20-0082P Riser mounting package for both 20-0082 and 20-0100.
20-0082SS P Stainless steel mounting package (with brass plugs) for both 20-0082 and 20-0100. Not pictured.
20-0084P Straight exhaust adaptor (includes adaptor, hose and clamps). For use with 3-1/2" I.D. exhaust hose.
20-0085P Straight exhaust adaptor (includes adaptor, hose and clamps). For use with 2-1/2" I.D. exhaust hose.
20-0086P 90-degree exhaust elbow adaptor for I/O applications (includes adaptor, hose and clamps). For use with 2-1/2" I.D. exhaust hose.
20-0087P 90-degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3" I.D. exhaust hose.
20-0088P 30-degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 2-1/2" I.D. exhaust hose.
20-0089P 30-degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3" I.D. exhaust hose.
20-0092P 45-degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3" I.D. exhaust hose.
20-0093P 90-degree exhaust elbow adaptor (includes adaptor, hose and clamps). For use with 3-1/2" or 4" I.D. exhaust hose.
20-0097 3" spacer block (complete with mounting hardware, gasket and 3/4" pipe plug). Capable of stacking.
CHV-1-83P Manifold mounting package (includes bolts and pipe plugs).
CHV-1-83SS-P Stainless steel manifold mounting package (includes stainless bolts and brass plugs). Not pictured.
CHV-27-0083 Alternator bracket. Use where engien water pump is mounted on ports side of engine below alternator.
CHV-47-0000 Manifold to cylinder head gasket.
OMC-20-0003 Hose bushing 3" to 3-1/2" (where applicable).
Note
Manifold includes all plugs, gaskets and mounting hardware to head. Risers include plugs, gasket and mounting hardware to mount to manifold.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.