Question about 1999 Buick Century

1 Answer

Intake manifold bolts torque and rocker arm torque

Engine specs

Posted by on

  • 5 more comments 
  • Anonymous Mar 19, 2014

    what is the rocker arm torque specs for 3.8 liter

  • Anonymous Mar 19, 2014

    what is the rocker arm torque specs

  • Anonymous Mar 19, 2014

    rocker arm torque specs

  • Anonymous Mar 19, 2014

    rocker arm torque specs

  • Anonymous Mar 19, 2014

    what is the rocker arm torque specs on 1997 3.8 engine

  • Anonymous Mar 19, 2014

    what do I torque the rocker arms to

  • Anonymous Mar 25, 2014

    how many inch pounds to torque a rocker arm

×

1 Answer

  • Level 3:

    An expert who has achieved level 3 by getting 1000 points

    All-Star:

    An expert that got 10 achievements.

    MVP:

    An expert that got 5 achievements.

    Vice President:

    An expert whose answer got voted for 100 times.

  • Master
  • 617 Answers

Intake Manifold Coolant Pipe Bolt .... 89 in lbs (7.4166 ft. lbs)
Lower Intake Manifold Bolt .............. 115 in. lbs (9.5833 ft. lbs)
Upper Intake Manifold Bolt/Stud ...... 18 ft. lbs
Valve Rocker Arm Bolt ................... 168 in. lbs (14 ft. lbs +30 degress

Posted on Feb 06, 2010

1 Suggested Answer

6ya6ya
  • 2 Answers

SOURCE: I have freestanding Series 8 dishwasher. Lately during the filling cycle water hammer is occurring. How can this be resolved

Hi,
a 6ya expert can help you resolve that issue over the phone in a minute or two.
best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
the service is completely free and covers almost anything you can think of (from cars to computers, handyman, and even drones).
click here to download the app (for users in the US for now) and get all the help you need.
goodluck!

Posted on Jan 02, 2017

Add Your Answer

Uploading: 0%

my-video-file.mp4

Complete. Click "Add" to insert your video. Add

×

Loading...
Loading...

Related Questions:

1 Answer

Flywheel torque spec's for 1983 Ford F-100


Could it be a F-150 instead?
Ford Engine Bolt Torque Chart Bolt Torque Spec Chart for Ford Engines

These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. Moly and other lubes offer reduced friction and increased bolt tension, which will affect the torque figure. If you use after-market performance bolts like ARP's, you should follow the recommended torque specifications.

260, 289, 302 Torque Spec.
Fastener Type Torque Spec Main cap bolts 60-70 ft-lbs Outer main cap bolts 35-40 ft-lbs. Connecting rod bolts (40-45 ft-lbs. for 289 HP & Boss 302) Cylinder head bolts 65-72 ft-lbs. Rocker arms 17-23 ft-lbs. Intake manifold bolts 23-25 ft-lbs Oil pump bolt 23-28 ft-lbs. Cam bolts 40-45 ft-lbs. Cam thrust plate bolts 8-10 ft-lbs. Harmonic damper bolts 70-90 ft-lbs. Flywheel / flex-plate bolts 75-85 ft-lbs. Pressure plate bolts 35 ft-lbs. Front cover bolts 12-15 ft-lbs. 351W Torque Spec.
Fastener Type Torque Spec Main cap bolts 95-105 ft-lbs Connecting rod bolts 40-45 ft-lbs. Cylinder head bolts 90-100 ft-lbs. Rocker arms 17-23 ft-lbs. Intake manifold bolts 23-25 ft-lbs. Oil pump bolts 23-28 ft-lbs. Cam bolts 40-45 ft-lbs. Cam thrust plate bolts 8-10 ft-lbs. Harmonic damper bolt 70-90 ft-lbs. Flywheel / flex-plate bolts 75-85 ft-lbs. Pressure plate bolts 35 ft-lbs. Front cover bolts 12-15 ft-lbs. 351C, 351M Torque Spec.
Fastener Type Torque Spec Main cap bolts 95-105 ft-lbs. Connecting rod bolts 40-45 ft-lbs. (45-50 ft-lbs. For Boss 351C) Cylinder head bolts 105 ft-lbs. (125 ft-lbs. For Boss 351C) Rocker arms (non-adjustable) Rocker arms (non-adjustable) 5/16in. intake manifold bolts 21-25 ft-lbs. 3/8in. intake manifold bolts 28-23 ft-lbs Oil pump bolt 25 ft-lbs. Cam bolts 40-45 ft-lbs. Cam thrust plate bolts 9-12 ft-lbs. Harmonic damper bolt 70-90 ft-lbs. Flywheel / flex-plate bolts 75-85 ft-lbs. Pressure plate bolts 35 ft-lbs. Front cover bolts 12-18 ft-lbs. 360, 390, 406, 427, 428FE Torque Spec.
Fastener Type Torque Spec Main cap bolts 95-105 ft-lbs. Crossbolts for 406-427 40 ft-lbs. Connecting rod bolts 40-45 ft-lbs. (53-58 ft-lbs. For 406 and 427) Cylinder head bolts 80-90 ft-lbs. (100-110 ft-lbs. For 1963-67 427) Rocker arm shaft bolts 40-45 ft-lbs. Intake manifold bolts 32-35 ft-lbs. Oil pump bolt 12-15 ft-lbs. Cam bolts 40-45 ft-lbs. Harmonic damper bolt 70-90 ft-lbs. Flywheel / flex-plate bolts 75-85 ft-lbs. Pressure plate bolts 35 ft-lbs. Front cover bolts 12-15 ft-lbs. 429-460 Torque Spec.
Fastener Type Torque Spec Main cap bolts 95-105 ft-lbs Connecting rod bolts 40-45 ft-lbs. Cylinder head bolts 140 ft-lbs. Rocker arms (non-adjustable) 18-22 ft-lbs. Intake manifold bolts 25-30 ft-lbs. Oil pump bolt 25 ft-lbs. Cam bolts 40-45 ft-lbs. Harmonic damper bolt 70-90 ft-lbs. Flywheel / flex-plate bolts 75-85 ft-lbs. Pressure plate bolts 35 ft-lbs. Front cover bolts 12-18 ft-lbs.

Dec 18, 2015 | Ford Cars & Trucks

1 Answer

Torque spec's for the fly wheel


Ford Engine Bolt Torque Chart Bolt Torque Spec Chart for Ford Engines

These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. Moly and other lubes offer reduced friction and increased bolt tension, which will affect the torque figure. If you use after-market performance bolts like ARP's, you should follow the recommended torque specifications.

260, 289, 302 Torque Spec.
Fastener Type Torque Spec Main cap bolts 60-70 ft-lbs Outer main cap bolts 35-40 ft-lbs. Connecting rod bolts (40-45 ft-lbs. for 289 HP & Boss 302) Cylinder head bolts 65-72 ft-lbs. Rocker arms 17-23 ft-lbs. Intake manifold bolts 23-25 ft-lbs Oil pump bolt 23-28 ft-lbs. Cam bolts 40-45 ft-lbs. Cam thrust plate bolts 8-10 ft-lbs. Harmonic damper bolts 70-90 ft-lbs. Flywheel / flex-plate bolts 75-85 ft-lbs. Pressure plate bolts 35 ft-lbs. Front cover bolts 12-15 ft-lbs. 351W Torque Spec.
Fastener Type Torque Spec Main cap bolts 95-105 ft-lbs Connecting rod bolts 40-45 ft-lbs. Cylinder head bolts 90-100 ft-lbs. Rocker arms 17-23 ft-lbs. Intake manifold bolts 23-25 ft-lbs. Oil pump bolts 23-28 ft-lbs. Cam bolts 40-45 ft-lbs. Cam thrust plate bolts 8-10 ft-lbs. Harmonic damper bolt 70-90 ft-lbs. Flywheel / flex-plate bolts 75-85 ft-lbs. Pressure plate bolts 35 ft-lbs. Front cover bolts 12-15 ft-lbs. 351C, 351M Torque Spec.
Fastener Type Torque Spec Main cap bolts 95-105 ft-lbs. Connecting rod bolts 40-45 ft-lbs. (45-50 ft-lbs. For Boss 351C) Cylinder head bolts 105 ft-lbs. (125 ft-lbs. For Boss 351C) Rocker arms (non-adjustable) Rocker arms (non-adjustable) 5/16in. intake manifold bolts 21-25 ft-lbs. 3/8in. intake manifold bolts 28-23 ft-lbs Oil pump bolt 25 ft-lbs. Cam bolts 40-45 ft-lbs. Cam thrust plate bolts 9-12 ft-lbs. Harmonic damper bolt 70-90 ft-lbs. Flywheel / flex-plate bolts 75-85 ft-lbs. Pressure plate bolts 35 ft-lbs. Front cover bolts 12-18 ft-lbs. 360, 390, 406, 427, 428FE Torque Spec.
Fastener Type Torque Spec Main cap bolts 95-105 ft-lbs. Crossbolts for 406-427 40 ft-lbs. Connecting rod bolts 40-45 ft-lbs. (53-58 ft-lbs. For 406 and 427) Cylinder head bolts 80-90 ft-lbs. (100-110 ft-lbs. For 1963-67 427) Rocker arm shaft bolts 40-45 ft-lbs. Intake manifold bolts 32-35 ft-lbs. Oil pump bolt 12-15 ft-lbs. Cam bolts 40-45 ft-lbs. Harmonic damper bolt 70-90 ft-lbs. Flywheel / flex-plate bolts 75-85 ft-lbs. Pressure plate bolts 35 ft-lbs. Front cover bolts 12-15 ft-lbs. 429-460 Torque Spec.
Fastener Type Torque Spec Main cap bolts 95-105 ft-lbs Connecting rod bolts 40-45 ft-lbs. Cylinder head bolts 140 ft-lbs. Rocker arms (non-adjustable) 18-22 ft-lbs. Intake manifold bolts 25-30 ft-lbs. Oil pump bolt 25 ft-lbs. Cam bolts 40-45 ft-lbs. Harmonic damper bolt 70-90 ft-lbs. Flywheel / flex-plate bolts 75-85 ft-lbs. Pressure plate bolts 35 ft-lbs. Front cover bolts 12-18 ft-lbs.

Dec 18, 2015 | Cars & Trucks

1 Answer

On a 3.8L what is the aspec diagram and tourque for the racker arm


Hi Juan, I'm AL the owner of Big As Auto Repair

Below is the torque specs for the rocker arm as you requested.

SPECIFICATIONS - TORQUE

DESCRIPTION N·m Ft. Lbs. In. Lbs. Camshaft Sprocket-Bolt 54 40 - Camshaft Thrust Plate-Bolts 12 - 105 Forged Connecting Rod Cap-Nuts 54 +¼ turn 40 +¼ turn - Cracked Connecting Rod Cap-Bolts (Refer to 9 - ENGINE/ENGINE BLOCK/PISTON & CONNECTING ROD - INSTALLATION) Crankshaft Main Bearing Cap-Bolts 41 +¼ turn 30 +¼ turn - Crankshaft Main Bearing Cap Cross Bolts (3.8L) 61 45 - Crankshaft Oil Seal Retainer Rear-Bolts 12 - 105 Crankshaft Damper-Bolt 54 40 - Cylinder Block Drain Plugs 20 15 - Cylinder Head-Bolts (Refer to 9 - ENGINE/CYLINDER HEAD - INSTALLATION) Cylinder Head Cover-Bolts 12 - 105 Flex Plate to Crankshaft 88 65 - Engine Mounting (Refer to 9 - ENGINE/ENGINE MOUNTING) Powertrain Torque Strut 54 40 - Exhaust Manifold-Bolts 23 - 200 Exhaust Crossover Pipe-Bolts 54 40 - Intake Manifold - Lower-Bolts 23 - 200 Intake Manifold - Lower Gasket Retainer-Bolts 12 - 105 Intake Manifold Upper-Bolts 12 - 105 Lifter Yoke Retainer-Bolts 12 - 105 Oil Filter Attaching Fitting 54 40 - Oil Cooler Attaching Fitting 27 20 - Oil Filter 20 15 - Oil Filter Adapter-Bolts 28 - 250 Oil Gallery Plug 27 20 - Oil Pan-Bolts 12 - 105 Oil Pan Drain-Plug 27 20 - Oil Pressure Switch 23 - 200 Oil Pump Cover Plate-Screws 12 - 105 Oil Pump Pick-up Tube-Bolt 28 - 250 Oil Dipstick Housing-Bolts 48 35 - Rocker Arm Shaft-Bolts 23 - 200 Spark Plug 16 12 - Thermostat Housing 12 - 105 Timing Chain Case Cover -M8 Bolt 27 20 - -M10 Bolt 54 40 - Water Pump-Bolts 12 - 105 Water Pump Pulley-Bolts 28 - 250
Should you need extra help visit my website here: http://www.bigasautorepair.com/

Apr 15, 2015 | 2005 Chrysler Pacifica

1 Answer

Rocker arm torque spec and intake manifold torque spec and pattern


I could not answer this any better than what I have found online. Here is a guy that has posted removal and re-installation in great detail as well as great photos.
LIM and Head Gasket Change Walkthrough FAQ GrandAmGT com Forum

I give all the credit for this answer to the poster.

Sep 12, 2014 | 2002 Pontiac Grand Am

2 Answers

Good morning changing haed gasket on 1.5 hyundai accent how much torque for head bolts and rocker arm bolts


cylinder head bolts 52-55 ft lbs. engine cold 59-63 ft lbs. engine hot

rocker arm shaft bolts 15-20 ft lbs.

intake manifold bolts 11-15 ft lbs.

exhaust manifold bolts 22-30 ft lbs.

valve cover bolts 79-81 in lbs.

May 12, 2011 | Hyundai Motor 1998 Accent

2 Answers

What are the torque measurements for the rocker arms and intake manafold?


2.2L Engine & 2.4L Engines
These engines are not equipped with rocker arms. The camshafts directly actuate the valves.

3.1L Engine & 3.4L Engines
When install or connect the check the following:
- Pushrods and the rocker arms. Torque the bolts to 24 ft. lbs. (32 Nm). - Rocker arm cover using a new gasket. Torque the rocker cover bolts to 89 inch lbs. (10 Nm).
- Heater bypass pipe. Torque the screw at the water pump to 106 inch lbs. (12 Nm), the bolt at the cylinder head corner to 18 ft. lbs. (25 Nm) and the nut to 18 ft. lbs. (25 Nm).


About the INTAKE MANIFOLD...
-
Intake manifold nuts and bolts and tighten to 89 inch lbs. (10 Nm)
- Pushrods and rocker arms. Torque the bolts to 89 inch lbs. (10 Nm) plus an additional 30 degree turn. - Lower intake manifold. Apply sealant to the threads of the bolts and torque the bolts to 115 inch lbs. (13 Nm).



859cdc3.jpg

Exploded view of the upper and lower intake-3.1L & 3.4L engines


fe92b8b.jpg

Fig. Lower intake manifold tightening sequence-3.1L & 3.4L engines

Hope help.

May 04, 2010 | 2000 Pontiac Grand Am GT

1 Answer

Blown head gaskit need to remove head and replace with new ong


2.2L (VIN 4) Engine
  1. Before servicing the vehicle, refer to the precautions section.
  2. Relieve the fuel system pressure.
  3. Drain the cooling system.
  4. Remove or disconnect the following:
    • Accessory drive belt
    • Air cleaner outlet duct
    • Engine mount
    • Intake manifold
    • Exhaust manifold
    • Engine Coolant Temperature (ECT) sensor electrical connector
    • Power steering pump
    • Radiator inlet pipe
    • Spark plug wires
    • Rocker arm cover

    NOTE Whenever valve train components are removed, keep them in order for installation purposes.

    • Rocker arms and pushrods
    • Lifters
    • Alternator rear brace and the alternator
    • Power steering pump
    • Radiator inlet pipe
    • Ignition coil assembly
    • Accessory bracket
    • Spark plug wires
    • Cylinder head bolts

    WARNING Two sizes of bolts are used; note the location of each.

    • Cylinder head
  5. Inspect the cylinder head and block surface for cracks, nicks, heavy scratches and flatness.
b9d2546.gif
Cylinder head torquing sequence—2.2L (VIN 4) engine

  1. Install or connect the following:
    • Cylinder head with a new gasket and new cylinder head bolts. Torque the long bolts, in sequence to 46 ft. lbs. (63 Nm) and the short bolts to 43 ft. lbs. (58 Nm) plus an additional 90 degree turn on all the bolts.
    • Lifters
    • Pushrods and rocker arms. Torque nuts to 22 ft. lbs. (30 Nm).
    • Rocker arm cover. Torque the bolts to 89 inch lbs. (10 Nm).
    • Spark plug wires
    • Accessory bracket
    • Ignition coil assembly
    • Radiator inlet pipe
    • Power steering pump. Torque the bolts to 22 ft. lbs. (30 Nm).
    • ECT sensor electrical connector
    • Exhaust manifold. Torque the nuts to 118 inch lbs. (13 Nm).
    • Alternator. Torque the bolts to 37 ft. lbs. (50 Nm).
    • Intake manifold. Torque the bolts to 17 ft. lbs. (24 Nm).
    • Engine mount. Torque the bolts to 55 ft. lbs. (75 Nm).
    • Air cleaner outlet duct
    • Accessory drive belt
    • Negative battery cable
  2. Refill and bleed the cooling system.
  3. Start the vehicle and inspect for leaks.

Oct 08, 2009 | 2000 Chevrolet Cavalier

2 Answers

Need torque specs


I presume that you are connecting your Intake manifold to the cylinder head after replacing your intake gasket, if so they are 30ft lbs, and 360 in pounds. Hope that helps

Jan 31, 2009 | 2003 Chevrolet Venture Passanger

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

1 Answer

Intake and rocker arm torque specs. thanks


on 3.1 v6 it is--rocker arm bolts--- 89 in-lbs,intake manifold(lower)---step 1-62 in-lbs step 2 115 in-lbs. for year 1997 3.1,

Dec 26, 2008 | 1997 Chevrolet Malibu

Not finding what you are looking for?
1999 Buick Century Logo

1,921 people viewed this question

Ask a Question

Usually answered in minutes!

Top Buick Experts

yadayada
yadayada

Level 3 Expert

75051 Answers

Colin Stickland
Colin Stickland

Level 3 Expert

22095 Answers

Jeff Turcotte
Jeff Turcotte

Level 3 Expert

7726 Answers

Are you a Buick Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides

Loading...