Barr Mercruiser Manifold V8 330, 340, 454 Magnum ESPBLOC3 Used on the following models:

Used on the following models:

Experience the ultimate hydraulic autopilot performance when paired with the one-size-fits-most

Swivel-style mounting brackets at both ends

MPN 0947DP3CHR — Size: 5-1/4" X 1-7/16"

Standard fluke style galvanized anchor

Barr Mercruiser Manifold V8 330, 340, 454 Magnum ESPBLOC3 Used on the following models:Direct replacement water cooled exhaust manifold. Replaces Mercruiser part # 89011A8. Barr MC 1 89011 Mercruiser direct replacement Big Block 7. 4 Liter (454 cu. in.) and 8. 2 Liter (502 cu. in.) Exhaust Manifold. Replaces Mercury 89011A8, 807078T08, Mallory Marine 9 40506, Sierra 18 1957 1, Osco 9011A, HGE 9011, GLM 51240 Mercruiser V8 330, 340 AND 454 Magnum Inboard and Stern Drive Units Center Riser Direct Replacement