Model L Parts Available From -
         
                           - Suppliers Of High-Quality Aftermarket Parts for Gravely 5, 6.6, & 7.6-hp Tractors      
 
 
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    Engine Parts For The 6.6-hp Models -

Gravely L-series Engine
 
    GTGRAVELYPARTS carries a wide variety of aftermarket parts necessary to repair or rebuild your 6.6-hp L-series Engine.

   

    We have below an exploded view of the 6.6-hp L-series engine indicating the parts we currently have available for them, followed by a chart indicating the part number and name of each part we offer for sale.

 
     Once you know what you need, simply click on the "Add To Cart" button and follow the instructions.

ILLUSTRATED VIEW:

  6.6-HP Engine Exploded View
AVAILABLE PARTS:
(Note: Original Gravely part numbers from the various era's are included, where available, for your convenience)

Ref. #: Original
Part #:
1972
Part #:
Other
Part #s:
Description: Price
Each:
Purchase:

Not Shown
 
15676
21108400

Upper
                                                    End Gasket Set for 5
                                                    HP Engines
                                                    w/Spring-loaded
                                                    Caps
15676B
Upper End Gasket Set
for Engines with Two-Piece Valve Cover Assemblies with Side Doors Having Cork Gaskets
 
Includes:
    (1) Head Gasket *
    (1) Intake Gasket *
    (1) Exhaust Gasket *
    (1) Cylinder Bottom Gasket
    (2) Valve Spring Washer Gaskets
    (2) Upper Cover Gaskets
    (2) Valve Cover Gaskets (cork)
    (2) Lower Cover Gaskets
    (2) Valve Plunger Gaskets
* = Improved material type       
$44.00
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Not Shown
15676 21108400
Upper End
                                                Gasket Set for 5 HP
                                                Engines w/Spring-loaded
                                                Caps
15676C
Upper End Gasket Set
for Engines with Single Cast Iron Valve Cover Assemblies with Side Doors Having Cork Gaskets
 
Includes:
    (1) Head Gasket*
    (1) Intake Gasket *
    (1) Exhaust Gasket*
    (1) Cylinder Bottom Gasket
    (2) Valve Spring Washer Gaskets
    (2) Upper Cover Gaskets
    (2) Valve Cover Gaskets (cork)
    (2) Valve Plunger Gaskets

* = Improved material type     
$42.00

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Top
                                                          Air Deflector
                                                          for Gravely
                                                          Model L 6.6-HP
                                                          Engines L-839 13036
Top Air Deflector for T-head Engines
With SLANTED Spark Plug

- Unfinished -
$8.00
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   Left
                                                          Air Deflector
                                                          for Gravely
                                                          Model L
                                                          Engines L-838-B-LH

Operator's LEFT Air Deflector for ALL T-head Engines
- Unfinished. Screws sold separately -
$7.00
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Right
                                                          Air Deflector
                                                          for Gravely
                                                          Model L
                                                          Engines L-838-A-RH 12711
Operator's RIGHT Air Deflector for ALL T-head Engines
- Unfinished. Screws sold separately -
$7.00
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Side Air Deflector
                                                Screws

DS-1

Air Deflector Screws
- Sold In Pairs -
$1.00
(2 screws)

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1 L-311-X 12612 21349300
Exhaust Valve
Note: Our valves are custom made for us by a world leader in the manufacture of high-quality engine valves. They are made to original Factory specifications, and require no special valve guide in order to be used in your Gravely. If you have original Factory guides that are new, or your existing guides are still within spec, our valves will work with them perfectly.
$21.00
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2 L-311-N
12611 21349200
Intake Valve
Note: Our valves are custom made for us by a world leader in the manufacture of high-quality engine valves. They are made to original Factory specifications, and require no special valve guide in order to be used in your Gravely. If you have original Factory guides that are new, or your existing guides are still within spec, our valves will work with them perfectly.
$12.00
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3 L-881-N 12736
Intake/Exhaust Valve Guide - STD sized O.D.
Note: Can be used for Intake or Exhaust applications. These guides are manufactured using modern, automotive-grade valve guide materials, which is superior to that which is used in the ones currently available from the factory. Therefore, they do not have to be application specific, and can be used for either intake or exhaust applications.
$5.00

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4
L-881-X 12737

12737
                                                          Bronze Exhaust
                                                          Guide
BRONZE
Exhaust Valve Guide - STD sized O.D.
For the Purist - we've made available the original style BRONZE exhaust guides.

$10.00

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5
L-874
12731 06432700
Valve Spring Washer Gasket $1.80

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7
L-312 12613
Valve Spring TBA
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9
5742
5742
Valve Spring Cap Key (aka keeper) $7.00
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10
L-876
12732
21371900
Upper Cover Gasket
(Has peel off adhesive on one side for attaching to Valve Spring Locator during engine assembly to make assembly easier)
$2.00
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11
L-879
12734 21304200
Valve Cover Gasket (cork)
$2.50

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12A
L-877
None

Lower Cover Gasket
(for engines with two-piece valve cover assemblies)
$1.90

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12B
L-407-A
18318
08502300
Valve Plunger Gasket $2.50

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13
L-406-I
12619
(Magneto) Cam Shaft Bushing NLA
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14
L-426
12631
Cam Shaft Bushing Bearing NLA

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15
L-412
12622
(Magneto) Cam Shaft Oil Seal $7.00

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16
L-210
12592 21272300
Chassis Rear Gasket $10.00

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17
1709
1709 Our #
1709-3076
Autolite 3076 Spark Plug (std)
Note: This is the current part number for the original TT-10 - it is physically and functionally identical to it.
$4.25
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17 1709 1709 Our #
1709-W14
Champion W14 Spark Plug (std)
$10.00
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None
Our #
SPA-1

Spark Plug
                                                      Adapter

Spark Plug Adapter
Allows you to use a modern, less expensive plug and also use a modern compression checker on your 5-hp engine.
$10.00

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None Our #
SPA-2

Spark Plug Adapter
                                              with Plug
Spark Plug Adapter With Plug
Special spark plug has long threads, which places ignition point at the same place inside the cylinder as the larger, more expensive plugs. Same heat range as Champion W14.
For use with 5 & 6.6-hp engines.

$13.00

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None Our #
SPA-3

Spark Plug For
                                                Use With Adaptor
Replacement Spark Plug For Use With Spark Plug Adapter
For use with 5 & 6.6-hp engines.
$4.00

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18
154-S & 155-S
180082 & 180087 Head Bolt Set - Stainless Steel
For Engines WITHOUT Top Air Deflectors.
$10.00

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18 154-S & 155-S
180082 & 180087 Head Bolt Set - Stainless Steel
For Engines WITH Top Air Deflectors.
$10.00
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19
5735
5735 21371400
Head Gasket - New Improved Material
$15.00

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20
L-407-C 12621 08576100
Exhaust Gasket - New Improved Material $2.40
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20
L-407-C
12621
Intake Gasket - New Improved Material
$2.40
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21L-8168227OUR # MT-1



MuffleTone Muffler

MuffleTone Muffler
Muffler

A GTGRAVELYPARTS EXCLUSIVE!
Our newly designed muffler provides
noticeably quieter operation without
increasing backpressure at the engine.
Mounting hardware included.
No drilling required.

It is so much quieter even your wife
will notice the difference!

$49.00
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21
L-816
8227
21457900 Muffler - pepperpot style
(by itself)
$8.50
.
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22
N/A
13415 13415
Muffler Pipe Nipple (includes locking nut #10866) $3.00

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23
L-301-B
12998 21372000
Carburetor-to-Intake Manifold Gasket
$2.00

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24

12614 21371700
Cylinder Bottom Gasket
Regular Thickness, For 6.6- & 7.65-HP Engines.
$2.50
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25

14594
Piston Ring Set - STD size
$24.00
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25
14595
Piston Ring Set - .005"-oversized $24.00
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25
14596
Piston Ring Set - .010"-oversized $24.00
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25
14597
Piston Ring Set - .015"-oversized $24.00
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25
14598
Piston Ring Set - .020"-oversized $24.00
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25
14599
Piston Ring Set - .025"-oversized $24.00
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25
14600
Piston Ring Set - .030"-oversized $24.00
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25

14602


Piston Ring Set - .040"-oversized

$24.00
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26
LH-543-STD 14592


Piston # -
                                                STANDARD BORE    Piston - STD size
              
(includes wrist pin & keepers)
Precision made to factory specifications.
Rings sold separately, above.

$52.00
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26
LH-543-10 14051



Piston # -
                                                STANDARD BORE   
Piston - 0.010"-oversized
(includes wrist pin & keepers)
Precision made to factory specifications.
Rings sold separately, above.

$52.00
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26
LH-543-20 14053



Piston # -
                                                STANDARD BORE  
Piston - 0.020"-oversized
(includes wrist pin & keepers)
Precision made to factory specifications.
Rings sold separately, above.

$52.00
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26
LH-543-30 14055



Piston # -
                                                STANDARD BORE   
Piston - 0.030"-oversized
(includes wrist pin & keepers)
Precision made to factory specifications.
Rings sold separately, above.

$52.00
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26
14057


Piston # -
                                                STANDARD BORE   
Piston - 0.040"-oversized
(includes wrist pin & keepers)
Precision made to factory specifications.
Rings sold separately, above.

$52.00
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None
LH-545 13076
Wrist Pin
                                              Keepers #13076
Wrist Pin Keepers
(sold in pairs)
$1.50
per pair

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27 L-306-A
12609
Rod Bushing, Small (upper) TBA
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28
L-117 12583
Main (drive) Pinion Bushing & Shaft
- Reconditioned -
Crank Pin
                                              & Bearing #12577
Note: Requires A Usable Core. Core charge is $25, which will be refunded upon receipt and examination of and determination that your original shaft and bushing are rebuildable.
$175.00

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29
L-306-B
12610
Lower Rod
                                              Bushing #12610
Rod Bushing, Large (lower)
$6.00

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30
L-105
12577
Crankpin - Reconditioned
Note: Requires A Usable Core.
TBA
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31
L-115
12984
Timing Pinion Bearing $10.00

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32
L-416
12626
Idler Gear Bearing
$5.00

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33 L-426
12631
Cam Shaft Bushing TBA
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                                                          Button
34A
7106/7107

Bearing Cap Shims 
Bearing Cap Shims
Quantity of (4) 0.010"-thick shims per pack


$5.00
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34B
L-125 12585

Bearing Cap
                                              Gasket #L-125

Bearing Cap Gasket
- For Caps WITH #L-850 On Them -
(Not required if your Bearing & Pump Cap has  the #18073P1 on it. If it does, use gasket sealer instead of a gasket.)
$2.50


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35 L-126-A 13491
Bearing Cap Seal Kit
Note: Original double-lipped style is no longer available. We supply two single-lipped with installation instructions so as to perform the same function. Price listed is for TWO seals.
$15.00
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36
L-852
12717

Oil Pump
                                              Cover Gasket #12717
Oil Pump Cover Gasket
(Note: Not required if your Bearing & Pump Cap has  the # 18073P1 on it.)
$2.50

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37
None 7331

7331 Clip Speed Clip
(holds throttle cable to bracket, as seen below)

$4.50
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38None71716
Manual Choke Bracket with 7331 Clip
Throttle Cable Bracket & Speed Clip
- Used on L-series engines with governors -


$7.50

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Our
#CR-6.6-7.6

Complete Cylinder Reconditioning Service

Includes -
* Electrostatically clean Cylinder & Head
* Cylinder Boring
* New Piston, Rings, Keepers - installed
* Valve Job
* New Valves & Guides - installed
* Cylinder & Head painted w/Hi-temp Paint
* Upper End Gasket Set
* New set of Stainless Steel Headbolts
* New Spark Plug
 
NOTES:
* Price using our Checkout System includes shipping of your reconditioned Cylinder, Head, and related parts back to you.
* Requires a rebuildable Core. If your Cylinder is worn past .030"-over specifications, it can be sleeved for an additional fee. Contact us for more information about sleeving your Cylinder.
* If your core is unusable, you will be notified and it can be returned to you, if you so desire. Return postage for your unusable Cylinder is your responsibility.
*
Please allow 2-4 weeks turnaround. Rush service available for an additional fee. 
$340.00
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Our
#RC-1
Reconditioned Cylinder - Valve Job, Guides, Cylinder Bored,  Piston, Wrist Pin, Keepers - Ready To Install
Note: Requires A Usable Core.
Call or E-mail
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Our
#RE-1
Fully Reconditioned Engine - Ready To Install.
Note: Requires A Usable Core.
Call or E-mail
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