JOHN DEERE

2 CYLINDER

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BLOCKS HEADS MANIFOLDS   STYLED     

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JOHN DEERE

RETAINERS AND LOCKS

Click Here for Pricing

 

 

**Reusable**

Billet Steel

Flywheel Lock Nut

w/Reusable Lock Washer

Wrench available separately 

 

Nut and Lock Washer $65

Wrench $40

 

replaces part# A3312R

fits

Late A thru 730 Diesel

 

 

Billet aluminum main bearing housings for John Deere 70

MF1229R Main bearing housing clutch side includes finished bearing, seals and bronze thrust washer shown

(thrush washer will need thickness adjusted)

 weighs 3.5# less than stock

$1100.00 

 

MF1230R Main bearing housing flywheel side uses stock thrust washers

includes finished bearing

  weighs 7.8# less than stock

$650.00

 

 

Billet aluminum main bearing housings for G John Deere

MF1063R Main bearing housing clutch side includes finished bearing and bronze thrust washer.

(thrush washer will need thickness adjusted)

weighs 10.6# less than stock

$775.00

 

MF770R Main bearing housing flywheel side

includes finished bearing and bronze thrust washer.

 uses JD#A4398R thrust washer on outside and included bronze thrust washer on inside

 weighs 18.8# less than stock with oil slinger housing shown below

$1200.00 

 

# MF77RK aluminum oil slinger housing with lip seal

$300.00

 

 

 

Billet aluminum main bearing housing for A John Deere

MA4393R Main bearing housing flywheel side uses stock thrust washers

includes finished bearing

  weighs 6.2# less than stock

$600.00

 

 

Auxiliary thrust washer for clutch side of crankshaft currently available for A, G & 70 John Deere  $50.00

 

Billet Steel John Deere G Crankshafts

3" rod journals 10" stroke - $6500.00

 

JOHN DEERE PONY RODS

Click Here to see Pony Rods




JOHN DEERE PISTONS

High Compression for JD-D

+ .125" and .250"

1.187" Taller than Stock w/sparkplug notch


Stock Replacement for JD-LA 

+ .040"


Stock Replacement for JD-B

to serial 59,999

4.250" bore   Std. & + .060"


 

JOHN DEERE G PARTS

Connecting Rod pictured included in 9.5 inch Stroke Rotating Assembly

John Deere “G” blocks:

[Can be machined to fit a 70 application also with 9 or 10 bolt head]

12.560” overall length

 

    • NOTES! Crankcase modification required for installation!!!!

 

  • JD-G 7.500” bore block (Includes:  pistons, pins and piston rings)            $4,400.00

  • JD-G 7.750” bore block (Includes:  pistons, pins and piston rings)            $4,800.00

Cylinder Sleeve notch for Cam Gear


 

John Deere Head Gaskets

Head Gasket 6.55 Bore x .063 Thick works for G and 70 All Fuel applications

$85.00

 

Early G to ser# 7099, Stock Replacement Head Gasket

#MF55R - $105.00

 

Styled A  Stock Replacement Head Gasket $38

 

Unstyled A Head Gasket 5.780 Bore x .063 compressed thickness. $110

Above head gasket available in a valve grind set. $185

 


 

 

G Head (Manifold Side)crop.jpg (164946 bytes)

G Head (Top View)(2)crop.jpg (342479 bytes)

G Head (SN Closeup).JPG (544956 bytes)

G Head (Valve Closeup).JPG (724604 bytes)

John Deere “G” head:

 

  • Valve sizes:  Intake 2.850” Exhaust 2.650”
  • 5” thickness, same as F485R unstyled head.
    • NOTES! Requires shorter head studs and pushrods when using in styled tractors (when replacing cyclone style head)
  • JD-G Head, with valves, springs, valve locks, spring retainers and valve stem seals.               $1,900.00

Stock Replacement John Deere "G" Valve Springs - ALL

80#@3.200, 135#@2.700, 155#@2.500, 175#@2.300, CB@1.950

#MF53R - $50.00 a set

 

 

Stock Replacement John Deere "G" Valve Guides

Fits serial 13000 up (will fit below #'s by shortening guide 1/2")

#MF727R - $50.00 set

 

 

Head Gasket 6.55 Bore x .064 Thick

works for G and 70 All Fuel applications

$85.00

 

*NEW*  Early G to ser# 7099 *NEW*

Stock Replacement Head Gasket

#MF55R - $105.00

 

 

 *NEW* Pushrod Kit for Flathead on a Styled Block *NEW*

$125.00

 


 

 

G Manifold (Front View)crop.jpg (224478 bytes)

John Deere “G” Manifolds:

"G" Manifold has been redesigned for water pipe clearance, October 09.

  • Three styles available: 
    • Large runner to fit Murphy’s heads
    • Small runner to fit John Deere heads. 
    • Duplex manifolds to use two-barrel carburetors from JD 50-730 tractors

 

Manifolds include 2 gaskets and grade 8 fasteners..

  • JD-G Manifold-Large    (To fit Murphy’s Head)   $280.00

  • JD-G Manifold-Small     (To fit John Deere Head) $280.00

  • JD-G Manifold-Duplex-Large (To fit Murphy's Head) $450.00

  • JD-G Manifold-Duplex-Small (To fit John Deere Head) $450.00

Duplex (Front View)crop.jpg (218057 bytes)


 

JOHN DEERE STYLED A PARTS

“Styled A” Parts (Fit tractors SN: 488000 and UP, unless noted): 

John Deere Styled "A" Blocks:

 

NOTES! Crankcase modification required for installation!!!!

 

ALL A blocks are 11.82" overall length

  • #1  6.500” bore block, fits SN: 410000-583999 (Includes:  pistons, pins and piston rings)(Will fit in unstyled tractors, but must use styled head)                            $4,400.00

  • #2  6.500” bore block, fits SN: 584000-647999 (Includes:  pistons, pins and piston rings)    $4,400.00

  • #3  6.500 block, fits SN: 648000 and up (Includes:  pistons, pins and piston rings)                  $4,400.00

  • #4  6.750 block, fits SN: 648000 and up (Includes:  pistons, pins and piston rings)                  $4,700.00


 

John Deere Styled "A" Heads:

"New improved design" 

Dyno tested 14-15 HP more than an original "Jerry's" head on a 538ci engine.

6-7 HP more than a ported, big valve Heisler head on the same engine.

  • Valve sizes: Intake 2.500"  Exhaust 2.0"

  • 5.42" Cylinder head thickness

 

*NEW* Performance Replacement John Deere "A" Valve Springs - ALL *NEW*

48#@2.750, 77#@2.250, 93@2.00, 100@1.900, CB@1.550

#MA356RP - $50.00 a set

 

JD-Styled A Head, with valves, springs, valve locks, spring retainers and valve stem seals $1,900.00


 

John Deere Styled "A" Manifolds:

 

 

 

"A" Manifold has been redesigned for water pipe clearance, October 09.

  • Fits tractor serial numbers 488000-584000
  • Fits tractor serial number 584000 & up by changing
  • Exhaust pipe. NOTE mounting flange difference.

 

Manifolds include 2 gaskets and grade 8 fasteners

  • JD-SA Manifold-Large (To fit Murphy’s Head)  $280.00
  • JD-SA Manifold-Small (To fit John Deere Head) $280.00
  • JD-SA Manifold-Duplex-Large (To fit Murphy's Head) $450.00
  • JD-SA Manifold-Duplex-Small (To fit John Deere Head) $450.00

 


 

JOHN DEERE UNSTYLED "A" PARTS

“Unstyled A” Parts (Fit tractors SN: 410000 to 487999, unless noted)  

Unstyled "A" Blocks:

  • #1 6.500” bore block, fits SN: 410000-583999 (Includes:  pistons, pins and piston rings)(MUST USE STYLED HEAD!!)                                  $4,400.00

 


 

Unstyled "A" Heads:

 

Unstyled A Head Gasket 5.780 Bore x .063 compressed thickness.

$110

Above head gasket available in a valve grind set. $185

 

  • JD-Unstyled A Head, with valves, springs, valve locks, spring retainers and valve stem seals. $1900 

 


 

Unstyled "A" Manifolds:

"NEW"

Small Port version to match Stock Head

  • JD-USA Manifold                               $250.00



 

MURPHY'S MOTOR SERVICE

311 B East Hwy 00

Hallsville, MO 65255

 

Call: 573-696-3655

 

E-mail: jeff@murphysmotorservice.com