These heads require professional head preparation.
#61099 - This Victor Small-Block Ford cylinder head is designed for ultra high-performance 302 and larger displacement Ford Windsor V8s. This head is based on the #77099 Victor cylinder head along with the valve guide and seat location changes. The ports were designed by Billy Glidden and digitized by Chapman Racing. The heads are fully CNC-ported by Chapman Racing. The valve seats have a multi-angle valve job and the valve guides have been honed to accept a .3410” dia. valve stem. Proper valve sizing should always be checked. Out of the box, these heads on a 360-ci engine have produced 750+ Horsepower.
#61299 - This Victor Small-Block Ford cylinder head is designed for ultra high-performance 302 and larger displacement ford Windsor V8s. This head is based on the #77219 Victor head. It is fully CNC-ported by Chapman Racing. The valve seats have a multi-angle valve job and the valve guides have been honed. It features a .060” thicker deck, which achieves a 61cc combustion chamber. The combustion chambers, intake and exhaust ports are fully CNC-ported.
#77099 - This head is based on the #77219 Victor head. This head is designed for head porters and engine builders engaged in all out racing. The ports are small to permit a variety or runner shapes and sizes. The guides and seats are not installed. There is a great deal or work required preparing these heads for use. The heads have a 15-degree valve angle, exhaust guides have been moved .060” away from bore centerline and the intake guide has been moved .095” toward the bore centerline. Ports are deliberately small to permit a verity of porting options. The
#77219 - This Victor Small-Block Ford cylinder head is designed for ultra high-performance 302 and larger displacement Ford Windsor V8s. This head features .52” raised exhaust ports and a .375” extended and raised high flow intake port flange. It is compatible with all Victor-series 302 and 351-based manifolds when used with end seal spacers. The 47cc (as-cast) combustion chamber promotes high compression ratios in racing applications. These heads include ductile iron valve seats and phosphor-bronze valve guides. The Victor Small-Block Ford #77219 head requires shaft-mount rocker arm assemblies (available from Jesel components, T&D machine, Probe Industries, etc.), special header flanges, custom length pushrods and special aftermarket pistons. These bare heads have not been port-matched or bowl-blended.
#77289 - This Victor Small-Block Ford cylinder head is designed for ultra high-performance 302 and larger displacement ford Windsor V8s. This head is based on the #77219 Victor head. The heads are then partially CNC-machined by Chapman Racing. The valve seats have a multi-angle valve job and the valve guides have been honed. The combustion chambers have been fully CNC machined. The intake and exhaust ports have CNC-blended entries and bowls.
#77299 - This Victor Small-Block Ford cylinder head is designed for ultra high-performance 302 and larger displacement ford Windsor V8s. This head is based on the #77289 Victor head. With the benefits listed above, this head also features a .060” thicker deck than the #77289 to achieve a combustion chamber volume of 61cc. NOTE: All of the above heads are from the #77219 castings. The #61099 and #77099 have different valve locations. Please read above text to prevent engine damage.
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