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A-356 alloy heads, MaxJr single-plane. 253 VN V8 kit.
A complete top-end kit for VN-head Holden V8s that doesn't cut corners.
“Where the build starts. Everything downstream answers to it.”
Fitment data still being indexed for this product. Ask BuildBot for a fit-check against your vehicle.
Budget heads often cut costs on valve seat material or guide alloy — the SuperMax 210 uses ductile iron seats and phosphorous bronze guides throughout, so longevity on track isn't a gamble. Bundling the MaxJr single-plane manifold, valve covers and all hardware into one kit removes the guesswork from sourcing compatible components and keeps the total spend honest for a serious build.
