54 486 PL ENGINE P Ensure fitment of rubber 'O' ring in fuel pressure regulator. Fig. 122 Press pressure regulator and tighten its mounting bolts. Fig. 123 Fig. 122 'O' ring Fig.124 CONNECTION PIPE Press fuel rail injectors in the inlet manifold and tighten rear mounting nut. Fig. 123 Fit flexible rubber pipe from fuel pressure regulator to inlet manifold. Fit the oil vapour (blow-by) return hose and fit rubber connector hose to throttle assembly and then fit connection pipe. Fig. 124
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