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4.6L

ModFoxMustangs

Well-Known Member
Staff member
4.6 L
The 4.6 L (4601 cc, 281 CID) 90-degree V8 has been offered in 2-valve SOHC, 3-valve SOHC, and 4-valve DOHC versions. The engines were also offered with both aluminum and cast iron blocks, depending on application. The 4.6 L's bore and stroke are nearly square at 90.2 mm (3.552 in) and 90 mm (3.543 in), respectively. Deck height for the 4.6 block is 227 mm (8.937 in) and connecting rod length is 150.7 mm (5.933 in) center to center, giving the 4.6 L a 1.67:1 rod to stroke ratio. Cylinder bore spacing measures 100 mm (3.937 in), which is common to all members of the Modular engine family. All Modular V8s, save for the new 5.0 L Coyote, utilize the same firing order as the Ford 5.0 L HO and 351 CID V8s (1-3-7-2-6-5-4-8). The 4.6 L engines have been assembled at Romeo Engine Plant, located in Romeo, MI, and at Windsor Engine Plant and Essex Engine Plant, both located in Windsor, Ontario.
 

myers407

Well-Known Member
Staff member
No wonder these have the torqu with a 6" rod lot of room there. I have to say that I was inpressed with the power of the 4.6 PI that I put in mine. I had a 350 horse 302 and this thing seems to have a lot better bottom end.
 
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