That's why I was asking -- wondering if I could use the 951 check valve instead... ?michaelmount123 wrote: Tue Apr 21, 2026 12:04 pmHey Tom. The 2.7 cylinder head has a unique check valve. It’s a more sophisticated piece; probably expensive, but same simple one-way function.Tom wrote: Mon Apr 20, 2026 7:05 pmThanks MM -- I have never seen that. What engines does it apply to? Does it apply to the '89 2.7 head?
Cylinder Head rebuilt recommendations
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Tom
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