22974A 3 Mercury CHECK VALVE ASSEMBLY

Put 4S9416 Anti-Seize Compound on bolt threads and tighten bolts in the following Step sequence:1. Tighten bolts 1 thru 13 in number sequence to ... 100 lb. ft.(135 N m)2. Tighten bolts A thru H in letter sequence to ... 210 lb. ft.(284 N m)3. Again tighten bolts A thru H in letter sequence to ... 420 lb. ft.(565 N m)4. Again tighten bolts 1 thru 13 in number sequence to ... 200 lb. ft.(270 N m)5. Tighten bolts 14 thru 19 in number sequence (hand torque only) to ... 75 lb. ft.(100 N m)6. Again tighten bolts A thru H in letter sequence (hand torque only) to ... 420 lb. ft.(565 N m)7. Again tighten bolts 1 thru 13 in number sequence (hand torque only) to ... 200 lb. ft.(270 N m)(1) Torque for studs for water manifold ... 20 5 lb. ft.(25 7 N m)(2) Torque for studs for valve covers ... 75 10 lb. ft.(100 14 N m)(3) Distance from face of cylinder head to the end of valve guides ... 1.690 .020 in.(42.93 0.51 mm)(4) Torque for precombustion chamber (put 9M3710 Anti-Seize Compound on threads) ... 200 lb. ft.(270 N m)(5) Torque for studs for exhaust manifold ... 40 5 lb. ft.(55 7 N m)(6) Thickness of cylinder head (new) ... 5.3775 .0025 in.(136.589 0.064 mm) Spacer plate gasket must be replaced if cylinder head has been removed.(Engines Without Spacer Plates)
Put 4S9416 Anti-Seize Compound on stud threads and tighten nuts in the following Step sequence: 1. Tighten all nuts in number sequence to ... 60 lb. ft.(80 N m)2. Tighten all nuts in letter sequence to ... 150 lb. ft.(205 N m)3. Again tighten all nuts in letter sequence to ... 300 lb. ft.(410 N m)4. Again tighten all nuts in number sequence to ... 120 lb. ft.(160 N m)5. Again tighten all nuts in letter sequence (hand torque only) to ... 300 lb. ft.(410 N m)6. Again tighten all nuts in number sequence (hand torque only) to ... 120 lb. ft.(160 N m)7. Check all nuts in number sequence after dynomometer engine test. Minimum torque ... 105 lb. ft.(142 N m)8. Check all nuts in letter sequence after dynomometer engine test. Minimum torque ... 260 lb. ft.(354 N m)(1) Torque for studs for water manifold ... 20 5 lb. ft.(25 7 N m)(2) Torque for studs for valve covers ... 50 5 lb. ft.(70 7 N m)(3) Distance from face of cylinder head to the end of valve guides ... 1.690 .020 in.(42.93 0.51 mm)(4) Torque for precombustion chamber (put 9M3710 Anti-Seize Compound on threads) ... 200 lb. ft.(270 N m)(5) Torque for studs for exhaust manifold ... 40 5 lb. ft.(55 7 N m)(6) Thickness of cylinder head (new) ... 5.3775 .0025 in.(136.589 0.064 mm)