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Cylinder head

new straight port head in ‘full race’ specification

Jaguar 4.2 XK engines: E-Type 4.2 Series 1 and 2 (1964-70) • XJ6 4.2 Series I, II and III (1968-87) • 420 and Daimler Sovereign (1966-69) • 420G (1966-70) • Daimler DS420 (1968-92)

These are brand new cylinder heads built to full race specification. Gasflowed, silicone bronze valve & tappet guides, 1.5 over size tappets, competition valve springs, 214N stainless steel race spec valves, Clients choice of new cam shafts. These are out & out full race specification & must be used in conjunction with triple Webers & matched manifold along with a full race free flow exhaust system to redeem the maximum power from your engine.