Factory Engine Specs

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Old Mar 5, 2008 | 10:46 AM
  #1  
02SCSB5.4L4x4's Avatar
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Factory Engine Specs

I've got an 02 5.4L (2-valve). Does anybody know, or know where to find, extremely detailed engine specs?

cam lift
cam duration-advertised + @ .050"
intake centerline
head flow @ max valve lift
etc.

Basically as much info as possible and as detailed as possible. Thanks.
 
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Old Mar 5, 2008 | 10:55 AM
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JMC
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From: Windsor,Ontario,Canada
Some of it you will find in the Helm shop manuals. You could try one of the camshaft companies. They might have the stock numbers.

Regards

Jean Marc Chartier
 
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Old Mar 5, 2008 | 11:35 AM
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Like here is everything:
Fire order 1-3-7-2-6-5-4-8
Cylinder Head/Valve Train
Combustion chamber volume 43.95 ± 1.5 cc
Valve seat width — intake 1.3-1.5 mm (0.0512-0.0590 inch)
Valve seat width — exhaust 2.1-1.9 mm (0.0827-0.0748 inch)
Valve seat angle 45.00-44.50 degrees
Valve seat runout (T.I.R.) 0.025 mm (0.00098 inch)
Valve Arrangement (Front to Rear)
Valve stem guide clearance
 Intake 0.069-0.020 mm (0.00272-0.00079 inch)
 Exhaust 0.095-0.045 mm (0.0037-0.0018 inch)
Valve head diameter
 Intake 44.63-44.37 mm (1.757-1.747 inch)
 Exhaust 34.12-33.88 mm (1.343-1.373 inch)
Valve face runout (limit) 0.05 mm (0.00197 inch)
Valve face angle 45.75-45.25 degrees
Valve stem diameter
 Intake 6.995-6.975 mm (0.2754-0.2746 inch)
 Exhaust 6.970-6.949 mm (0.2744-0.2736 inch)
Valve stem diameter (list oversizes)
 Intake N/A
 Exhaust N/A
Valve spring compression pressure
 Intake (N @ spec.
 length) 720-800 N @ 28.02 mm (1.1031 inch)
 Exhaust (N @ spec.
 length) 720-800 N @ 28.02 mm (1.1031 inch)
Valve spring free length
 Intake 53.37 mm (2.101 inch)
 Exhaust 53.37 mm (2.101 inch)
Valve spring installed pressure N @ spec. length
 Intake 287.19-321.19 N @ 42.56 mm (1.676 inch)
 Exhaust 287.19-321.19 N @ 42.56 mm (1.676 inch)
Valve springs installed pressure N @ spec. length — service limit
 Intake 5% pressure loss @ 28.80 mm (1.134 inch)
 Exhaust 5% pressure loss @ 28.80 mm (1.134 inch)
Valve springs — out of square limit
 Intake 2.0 degrees
 Exhaust 2.0 degrees
Valve guide inside diameter 7.044-7.015 mm (0.2773-0.2762 inch)
Hydraulic Lash Adjuster
Diameter 16.000-15.988 mm (0.66-0.629 in)
Clearance-to-bore 0.018-0.069 mm (0.00071-0.00272 in)
Service limit 0.016 mm (0.00063 in)
Hydraulic leakdown rate a 5-25 seconds
Collapsed lash adjuster gap — desired 0.085-0.45 mm (0.0033-0.0177 in)
 
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Old Mar 5, 2008 | 11:36 AM
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From: Western NC
Camshaft
Lobe lift
 Exhaust 7.49744 mm (0.29517 inch)
 Intake 7.11038 mm (0.27994 inch)
Lobe lift — allowable lift loss 0
Valve lift @ zero lash
 Intake 13.01 mm (0.5122 inch)
 Exhaust 13.75 mm (0.5413 inch)
Camshaft end play 0.027-0.190 mm (0.00106-0.00748 inch)
End play service limit 0.025-0.190 mm (0.00098-0.00748 inch)
Journal to bearing clearance 0.076-0.025 mm (0.002992-0.00098 inch)
Clearance service limit
Journal diameters 26.962-26.936 mm (1.0615-1.0605 inch)
Journal inside diameter (cap assembled) 27.012-26.987 mm (1.0635-1.0625 inch)
Camshaft runout: full indicator measurement on all journals when supported on front and rear journals. (4 places) 0.03 mm (0.0018 inch)
Cylinder bore diameter
 Grade 1 90.200-90.210 mm (3.5512-3.5516 inch)
 Grade 2 90.210-90.220 mm (3.5516-3.5518 inch)
 Grade 3 90.220-90.230 mm (3.5518-3.5524 inch)
Piston
Piston diameter (Grade 2) at right angle to pin bore 90.180 ± 0.005
Piston to bore clearance (-0.005) to +0.025 mm ([-0.0002] to +0.0010 inch)
Pin bore diameter (piston) 22.008-22.014 mm (0.8664-0.8667 inch)
Pin diameter 22.0005-22.0030 mm (0.8662-0.8663 inch)
Clearance 0.01395-0.005 mm (0.00055-0.00020 inch)
Pin bore diameter (rod) 22.012-22.024 mm (0.8666-0.8670 inch)
Clearance 0.009-0.0235 mm (0.00035-0.00092 inch)
Ring groove width
 Top 1.53-1.55 mm (0.0602-0.0610 inch)
 Intermediate 1.52-1.54 mm (0.0598-0.0606 inch)
Oil control 3.030-3.050 mm (0.1192-0.1201 inch)
Piston ring gap
 Top 0.13-0.28 mm (0.0051-0.110 inch)
 Intermediate 0.25-0.40 mm (0.0098-0.0157 inch)
Oil control 0.15-0.65 mm (0.0059-0.0256 inch)
Crankshaft
Main bearing journal diameter 67.483-67.503 mm (2.657-2.658 inch)
 Maximum out-of-round 0.0075 mm (0.00030 inch) between cross sections
 Maximum taper
 (straightness) 0.004 mm (0.00016 inch)
Runout: FIM of center journals when located on front and rear journal 0.05 mm (0.0020 inch) (3 places)
Clearance — crankshaft journal to main bearing clearance 0.048-0.024 mm (0.0019-0.0009 inch)
Connecting rod journal diameter 53.003-52.983 mm (2.087-2.085 inch)
Maximum out-of-round 0.0075 mm (0.00030 inch) between cross sections
 Maximum taper 0.004 mm (0.00016 inch)
Crankshaft end play 0.075-0.377 mm (0.0029-0.0148 inch)
Connecting Rod
Big end journal inside diameter with assembled liners 53.049-53.027 mm (2.0885-2.0877 inch)
Rod bearing to journal clearance 0.064-0.026 mm (0.00252-0.00102 inch)
Pin bore diameter (rod) 22.024-22.012 mm (0.8671-0.8666 inch)
Rod length (centerline bore-to-bore) 169.1 mm (6.66 inch)
Alignment
 Bore-to-bore Max. twist ± 0.05 mm (0.0020 inch)
 Bore-to-bore Max. bend ± 0.038 mm (0.0015 inch)
Side play (as assembled to crank)
 Standard play 0.300 ± 0.175 mm (0.0118 ± 0.0069 inch)
 
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Old Mar 5, 2008 | 11:50 AM
  #5  
02SCSB5.4L4x4's Avatar
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Thanks guys.
 
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