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Bright Mwamba Posted on May 13, 2017
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What are the torque specs for 4m51 engine.

Torque Specs for mains;Con rod ; fly wheel and Head bolts

1 Answer

toddgilbert

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  • Cars & Trucks Master 6,360 Answers
  • Posted on Mar 08, 2018
toddgilbert
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Some lady helped me get manual instantly from
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5 Related Answers

Roger Foster

  • 701 Answers
  • Posted on Apr 15, 2009

SOURCE: torque specs for toyota tercel

Hello vienotkelly: The correct Main bolt torque is 42 foot pounds. The connecting rods torque to 29 foot pounds. The torque sequence for the head bolts and the correct way to tighten the bolts are attached to this reply. Thak You for using6bd0ae1.jpg FixYa. Roger

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Nicholas Csorba Jr.

  • 148 Answers
  • Posted on Jun 21, 2009

SOURCE: need torque specs for a 85 s10 chevy with a 2.5 engine?

here you go!

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Anonymous

  • 92 Answers
  • Posted on Sep 20, 2009

SOURCE: torque specs for 1998 tercel 1.5L

Main Bearing Cap Torque-42 Ft. Lbs.
Head Bolts Step 1-33 Ft. Lbs. Step 2- Additional 90 Degrees
Rod Bearing Nuts-29 Ft. Lbs.

Hope this helps

gtyner

  • 280 Answers
  • Posted on Mar 23, 2010

SOURCE: mazda 2000 B2500 main, rod+cil head bolt torque

call your local auto zone-they can give them to you

christyler12

Christopher Tyler

  • 94 Answers
  • Posted on Mar 29, 2012

SOURCE: TORQUE SPECS. FOR '81 JEEP 258 C.I.D.

Check this web page and double check to make sure that I entered in all the correct information. *** http://www.torkspec.com/torkspecme.aspx?KI=69-4.2L-258ci-S6
You can find just about all of the torque specs that you should need here. Also you might want to order yourself a Chilton manual. They usually have all of the specs in the back of the book and throughout the different sections.

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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.
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Main /con rod torque

Here are the torque specs you requested:
MAIN BRG CAPS= 29FT/LBS THEN TIGHTEN AN ADDITIONAL 90 DEGREES in sequence(two step process)
ROD BEARING CAPS= 18 FT/LBS
CYLINDER HEAD BOLTS= 29FT/LBS + 90 degrees + another 90 degrees in sequence from the center out ward, (3 step process).
Please let me know if you have any questions
2helpful
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04kiaoptima 2.4crankshaft torque specs

main bearings torque is 18 ft lbs. plus 90 - 94 degrees, rod bearings torque is 13 - 16 ft lbs. plus 90 - 94 degrees.crankshaft damper bolt torque 80 - 94 ft lbs, fly wheel bolts torques 94 - 101 ft lbs.
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Torque specs for 1998 tercel 1.5L

Main Bearing Cap Torque-42 Ft. Lbs.
Head Bolts Step 1-33 Ft. Lbs. Step 2- Additional 90 Degrees
Rod Bearing Nuts-29 Ft. Lbs.

Hope this helps
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