These heads are machined and assembled by us. These heads work great on Carburetor and fuel injection engine and no special gaskets needed. The specs on the heads are as follows. Valve size: 2.19x1.71 1 Piece stainless steel swirl polished valves. Valve Springs: Single with dampner 125lbs closed pressure.
This pair of heads are a direct replacement for any 1968 through 1995 429-460. They accept standard 460 intake and exhaust manifolds, you do not need to use Cobra Jet intake or exhaust. These heads are comparable to Edelbrock, dart, Pro comp P-3051 same specs and flow numbers, merlin, rpm, trick flow heads. 372038106248 correct 5/16 guide plates. 142469379710 correct cyclinder heads studs with 12 point nuts and washers. 142469379712 correct 1.7 stainless steel full roller rocker arms with poly locks (1.72 and 1.73 same). 200 longer screw in rocker studs. 59.8 115 172 243 302 322 330. 48 98 125 158 186 195 203. The item "Ford 429 460 482 514 545 557 532 521 NEW Aluminum Cylinder Heads 2.190-1.710" is in sale since Monday, November 6, 2017.This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts". The seller is "seperformance5" and is located in Fresno, California. This item can be shipped worldwide.