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Eng. Size |
# of Cyl. |
Stroke |
Rod Size |
Main Size |
# of Mains |
Engine Model * Forging #’s * Information |
# of lbs. |
Part # w/o bearings |
Part # w/ bearings |
|
|
JOHN DEERE |
|
52 |
2 |
3.38 |
1.730 |
1.849 |
3 |
Model # 650. Yanmar engine. |
19 |
6853 |
|
|
|
3 |
3.55 |
2.124 |
STEP |
4 |
Model # 650, 750, 1050 with 3 cyl Yanmar engine. Also fits 9130 Yanmar tractor.
Forg # 3T84 |
49 |
6843 |
|
|
66, 77 |
2 |
4.00 |
1.748 |
1.88 |
2 |
Model L series Forg # L-4612-T |
|
6840 |
|
|
78 |
3 |
3.35 |
1.968 |
2.755 |
4 |
Model # 850JD – Yanmar engine - Forg # 3T80 |
34 |
6850 |
|
|
83 |
3 |
3.38 |
1.888 |
1.967 |
4 |
Model # 955 – Yanmar engines 3TN82 & 3TN84 |
27 |
6856 |
|
|
100
113 |
2 |
4.00 |
2.250 |
2.398 |
2 |
Model # M, MT, 40M, 320 Early
Forg # M-450T |
52 |
6805 |
6805B |
|
100
113 |
2 |
4.00 |
2.499 |
2.398 |
2 |
Model # 440 Gas, 430, 420, 330, 320 Late, 40U, 40T Forg # M-450T, M3114T, M1692T |
52 |
6806 |
6806B |
|
115 |
4 |
3.00 |
2.309 |
2.998 |
3 |
Model # 1010 Gas Forg # T13048T, T17885T
Kit packed for engines to serial # 31000 |
50 |
6824 |
6824B |
|
135 |
3 |
3.86 |
2.309 |
3.124 |
3 |
Model # 1020 Gas, JD350, JD300, JD380, 135
Forg # T23484T |
58 |
6832 |
6832B |
|
145 |
4 |
3.50 |
2.309 |
2.998 |
3 |
Model # 2010 Gas Kit packed for engines to serial # 29000. Forg # T499T, T632T, T23488, T17150T |
70 |
6819 |
6819B |
|
145 155 165 |
4 |
3.50 |
2.309 |
2.998 |
5 |
Model # 1010, 2010 Diesel Kit packed for engines to serial # 29000. Forg # T632TR, T23488T, T17150T |
72 |
6817 |
6817B |
|
152
164
179 |
3 |
4.33 |
2.749 |
3.124 |
4 |
Engine models 3-152, 3-164, 3-179
Model # 820, 830, 1020, 1030, 1040, 1520, 1630, 2020, 2150, 2155, 2040, 3029 Diesel
Forg # T23516T, T20031T |
66 |
6833 |
6833B |
|
175 190 |
2 |
5.50 |
2.750 |
2.250 |
2 |
Model “B” Series Forg # B-1303R, B1847R,
B-113R Kit packed for engines from serial #
B-152375 & up. |
60 |
6802 |
6802B |
|
190 |
4 |
4.33 |
2.282 |
2.676 |
5 |
Model # 1650. Yanmar engine model 4T95TJ.
Forg # 4T95J |
63 |
6846 |
|
|
190 |
2 |
5.50 |
2.750 |
2.249 |
2 |
Model 50 Series Forg # B-3019R |
67 |
6808 |
|
|
190 |
2 |
5.50 |
2.875 |
2.249 |
3 |
Model # 520, 530 Gas Forg # B-3729R |
|
6830 |
|
|
201 227 |
4 |
4.00 |
2.999 |
3.372 |
3 |
Model # 3010, 3020 Gas, JD500 Gas
Forg # R26530R |
90 |
6807 |
6807B |
|
202 |
4 |
4.33 |
2.309 |
3.124 |
3 |
Model # 2030 Gas Forg # T28743 |
90 |
6814 |
6814B |
|
217 248 |
6 |
3.50 |
2.309 |
2.998 |
4 |
Model # 55, 65, 95, 105 Combine
Forg # T633T |
82 |
6816 |
6816B |
|
219
239 |
4 |
4.33 |
2.749 |
3.124 |
5 |
Model # 2510, 2020, 2030 Diesel, 450 Loader Fits early model 239 engines.
Forg # T23517T, T23480T
Neck length is approximately 2 1/8”. |
92 |
6826 |
6826B |
|
239 |
4 |
4.33 |
2.749 |
3.124 |
5 |
Engine model # 4239, 4039D Late model 239 engines. Neck length is approximately 3 ¼”.
Forg # R94644, R81959, R979266 |
94 |
6851 |
6851B |
|
248 |
6 |
3.50 |
2.309 |
2.998 |
7 |
Forg # T18276T |
|
6803 |
6803B |
|
254
270 |
4 |
4.75 |
2.999 |
3.372 |
5 |
4-270 Diesel engine, Model # 3010, 3020, JD500
Forg # 40570 Crankshaft has gear made on center and has centering ring on flywheel flange. See part # 6809 also. |
110 |
6841 |
6841B |
|
254
270 |
4 |
4.75 |
2.999 |
3.372 |
5 |
4-270 Diesel engine, Model # 3010, 3020, JD500
Forg # R26540R, R46498 Crankshaft has gear made on center and does not have centering ring on flywheel flange. See part # 6841 also. |
110 |
6809 |
6809B |
|
276 |
4 |
5.00 |
3.064 |
3.124 |
5 |
Model # 4276D, 2630, 2640 Diesel
Forg # R54501. Length of neck approx 2 1/8”. |
110 |
6813 |
6813B |
|
|
|
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|
|
|
Model # 4045D Diesel. Forg # R90825
Length of neck approx. 3 ¼”. |
110 |
6852 |
6852B |
|
|
|
|
|
|
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4-276T engine. 4.5 Power Tech engine.
Cast iron crank with 4 bolt-holes in the neck.
Forg # R113596E |
108 |
6858 |
6858B |
|
302 |
6 |
4.00 |
2.999 |
3.372 |
4 |
Model # 4010, 4020 Gas Forg # R26550R |
140 |
6818 |
6818B |
|
303 |
6 |
4.33 |
2.749 |
3.124 |
4 |
6-303 Gas engine Forg # T23264T, T22993T |
114 |
6835 |
6835B |
|
304 |
2 |
6.38 |
3.375 |
Step |
2 |
Model # 620, 630 Forg # A5638R |
|
6831 |
|
|
308 |
2 |
6.50 |
3.000 |
2.750 |
2 |
Model “A” series Forg # A-102 |
|
6800 |
|
|
321 |
2 |
6.75 |
3.000 |
2.750 |
2 |
Model “A” series Forg # A2360R, A3322R |
85 |
6801 |
|
|
321 |
2 |
6.75 |
3.000 |
2.750 |
2 |
Model # A4390R, A4202R, A4902R |
90 |
6829 |
|
|
329 |
6 |
4.33 |
2.749 |
3.124 |
7 |
Model # JD540, JD544, JD570, 4030, 4400
Diesel Forg # T23266T, T23299T |
115 |
6837 |
6837B |
|
329 |
6 |
4.33 |
2.749 |
3.124 |
4 |
6-329 Gas engine Forg # T23264T, T22993T |
114 |
6835 |
6835B |
|
340 |
6 |
4.00 |
2.999 |
3.372 |
4 |
Model # 4010, 4020 Gas Forg # R26550R |
140 |
6818 |
6818B |
|
359 |
6 |
4.33 |
2.749 |
3.124 |
7 |
6-359 Diesel engine, 300 Metric engine, 6059D
Forg # T23264T, T22993T, R108658, R108679, R126982 |
115 |
6837 |
6837B |
|
362 378 |
2 |
6.38 |
3.749 |
STEP |
3 |
Model # 720, 730, 70 Diesel
Forg # F-1910R |
|
6811 |
|
|
362 378 |
2 |
6.38 |
3.749 |
STEP |
2 |
Model # 720, 730 Gas
Forg # F2729R, F2792R |
|
6828 |
|
|
380 |
2 |
7.00 |
3.375 |
3.250 |
2 |
Model # 70 Gas & L.P.
Forg # F1115R, F1223R |
|
6810 |
|
|
404 |
6 |
4.75 |
2.999 |
3.372 |
7 |
Early 6-404 engines with flat flywheel flange that has 4 threaded holes and two dowel pin holes. Model # 7020, 4630, 4230, 4430, 4010, 4020, 4320 Diesel Forg # R26560R, R56919 |
150 |
6822 |
6822B |
|
|
|
|
|
|
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Late 6-404 engines with flywheel flange that has centering ring and 4 threaded bolt-holes. Model 7020, 4630, 4620, 4230, 4430, 4430, 4020 Diesel Forg # R56934, R40740 |
136 |
6812 |
6812B
|
|
|
|
|
|
|
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Late 6-404 engines with flywheel flange that has centering ring and 6 threaded bolt-holes. Model 7020, 4630, 4620, 4230, 4430, 4430, 4020 Diesel Forg # R40740, AR50136, R56979, R56934, R56934 |
136 |
6836 |
6836B |
|
413 |
2 |
7.00 |
3.375 |
3.250 |
2 |
Model # 70 Gas & L.P.
Forg # F1115R, F1223R |
|
6810 |
|
|
414 |
2 |
7.00 |
3.375 |
3.000 |
2 |
Model “G” Forg # F34R |
|
6804 |
|
|
414 |
6 |
5.00 |
3.064 |
3.124 |
7 |
Model # 6-414, 6068, 6.8 Liter Forg # R54619, R104523, R126921, R121027 |
118 |
6820 |
6820B |
|
414 |
6 |
5.00 |
3.064 |
3.124 |
7 |
Metric 300 Series Power Tech 6.8
6068D, 6068T
Forg # R116076 |
|
6859 |
|
|
416 |
2 |
8.00 |
4.000 |
4.000 |
2 |
Model “R”. Forg # R340R |
225 |
6849 |
6849B |
|
466 |
6 |
4.75 |
2.999 |
3.372 |
7 |
Early 6-466 engines with 6 bolt flywheel flange with centering ring. Model # 7020, 4630, 4620, 4230, 4430, 4010, 4020, 6620, 7720, 8820, 8440 Diesel Forg # R40740, AR50136, R56979, R56934 |
136 |
6836 |
6836B |
|
|
|
|
|
|
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Early model 6076 engines prior to serial # 187,657. Late model 6-466 engines with oil pump drive gear located on crankshaft in front of the # 7 main. Timing gear surface width is .700". Forg # R63451 |
138 |
6823 |
6823B |
|
|
|
|
|
|
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Late model 6076 engines after serial # 187,657
Timing gear surface width is 1.380".
Forg # R87544A |
156 |
6855 |
6855B |
|
|
|
|
|
|
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Late model 6076 engines with timing gear surface width of .885". Forg # R53203, R42676, RE53199, RE42679, RE53200, RE53202, |
156 |
6857 |
6857B |
|
531
619 |
6 |
5.00 |
3.499 |
3.749 |
7 |
Early model 6-531 & 6-619 engines.
Model # 6030, 5010, 5020, 7520, 700, 760
Forg # R36350R, AR35010, AR58203, AR53203, AR69264 |
225 |
6827 |
6827B |
|
|
|
|
|
|
|
Late model 6-531 & 6-619 engines. This crank equipped with an oil pump drive gear located in front of the # 7 main
Forg # AR78403, R63476, AR47403. |
175 |
6821 |
6821B |
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|
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