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1998 CHEVY TRUCK 2500 5.7 ENGINE INTAKE MANIFOLD TORQUE SPEC

Posted by Anonymous on

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Anonymous

  • 55 Answers

SOURCE: Torque Spec for '99 Chevy C1500 5.7L engine lower intake manifold

On 5.7L engines, install the bolts and torque in sequence as follows:

  1. Step 1: 71 inch lbs. (8 Nm).
  2. Step 2: 106 inch lbs. (12 Nm).
  3. Step 3: 11 ft. lbs. (15 Nm).
f2266b6.jpg

Posted on Mar 14, 2009

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ZJLimited

ZJ Limited

  • 17970 Answers

SOURCE: What is the torque spes

For 2004 Chevrolet Truck Silverado 2500HD 4WD 6.0L SFI 8cyl, the intake manifold, throttle body, fuel injection rail, and fuel injectors may be removed as an assembly. If not servicing the individual components, remove the manifold as a complete assembly.

Intake manifold bolts. Tighten intake manifold bolts first pass in sequence to 44 inch lbs. (5 Nm). Tighten intake manifold bolts final pass in sequence to 89 inch lbs. (10 Nm).


zjlimited_865.jpg

Fig. Lower intake manifold bolt tightening sequence - 4.8L, 5.3L and 6.0L engines

Hope this helps.

Posted on Mar 15, 2011

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alicantecoli

Colin Stickland

  • 22485 Answers

SOURCE: Intake Manifold tightening sequence plus torque specs

start in the middle and alternate left to right and the torque on a alloy manifold will be around 14lbs or a nip with a 3/8th drive rachet ,any water passages use contact adhesive around the water ports .

Posted on May 26, 2012

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What are the torque specs and sequence for the intake and head gasket on a 1999 Chevy Silverado 6.0l V8 K2500


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6a7ecad.jpg

Fig. Intake manifold torque sequence-3.7 & 4.7L engines


Hope this help (remember comment and rated this).

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Torque Spec for '99 Chevy C1500 5.7L engine lower intake manifold


On 5.7L engines, install the bolts and torque in sequence as follows:
  1. Step 1: 71 inch lbs. (8 Nm).
  2. Step 2: 106 inch lbs. (12 Nm).
  3. Step 3: 11 ft. lbs. (15 Nm).
f2266b6.jpg

Mar 14, 2009 | 1999 Chevrolet C1500

1 Answer

Looking for the torque specs for 1998 chevy astro van?


1998 chevy astro 4.3 v6 torque specs include :
* foot pounds *
balance shaft (if equiped) gear bolt = step 1 = 15 ft.lbs. step2 = additional 35 degrees.
camshaft sprocket bolt = 18 ft. lbs.
connecting rod cap = step 1 = 20 ft. lbs. step 2 = additional 70 degrees.
crankshaft damper bolt = 74 ft. lbs.
crankshaft oil deflectorbolt/nut = 27 ft.lbs.
cylinder head bolts = step 1 = 15 ft. lbs. step 2 = additional 73 degrees. (tighten in sequence)
2811243.jpg


exhaust manifold bolts = step 1 = 11 ft. lbs. step 2 = 22 ft. lbs.
flywheel bolt = 74 ft. lbs.
main bearing cap bolts = step 1 = 15 ft. lbs. step 2 = additional 73 degrees.
oil filter adapter bolt = 15 ft. lbs.
oil pan bolt/nut = 18 ft. lbs.
oil pump bolt = 66 ft. lbs.
rocker arm with press in studs = 18 ft. lbs.
rocker arm with screw in studs = 19 ft. lbs.
valve lifter retainer bolt = 12 ft. lbs.
water pump bolt = 33 ft. lbs.
* inch pounds *
balance shaft retaining plate bolt = 106 in. lbs.
camshaft retainer plate bolt = 106 in. lbs.
front cover bolt = 106 in. lbs.
intake manifold upper = step 1 = 44 in. lbs. step 2 = 88 in. lbs.
intake manifold lower = step 1 = 27 in. lbs. step 2 = 106 in. lbs. step 3 = 133 in. lbs. ** (tighten bolts in sequence)

cbb8861.jpg

thanks for your vote !

Dec 28, 2008 | 1998 Chevrolet Astro

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