We use cookies to make your experience better. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Learn more.
ENGINE
Looking for off-road bike engines that deliver power, durability, and top performance? At MX Positivo, we offer a wide selection of complete engines, engine components, and upgrade kits designed for off-road motorcycles. Whether you need a replacement engine, a performance boost, or essential maintenance parts, our collection features high-quality options compatible with leading off-road bike brands.
From cylinders and pistons to crankshafts and transmission components, we have everything you need to keep your dirt bike running at peak efficiency. Our products are built for extreme conditions, ensuring durability, reliability, and enhanced riding performance.
Browse our selection and find the perfect engine for your off-road adventures! Shop now at MX Positivo and take your riding experience to the next level.
- Year 2005 Remove This Item
- 450 2item
- ADVENTURE 950 7item
- ALP 125 1 item
- ALP 200 1 item
- ALP 350 1 item
- CABALLERO 125 3item
- CH 1 item
- CM 50 2item
- COTA 1 item
- COTA 250 1 item
- CR 125 55item
- CR 125 R 119item
- CR 144 R 4item
- CR 250 31item
- CR 250 R 105item
- CR 50 15item
- CR 85 R 86item
- CRE 125 29item
- CRE 250 34item
- CRE 50 74item
- CRF 100 16item
- CRF 150 13item
- CRF 230 49item
- CRF 250 R 191item
- CRF 250 X 199item
- CRF 450 R 202item
- CRF 450 X 200item
- CRF 50 1 item
- CRF 70 19item
- CRF 80 17item
- CRM 250 5item
- DR 110 3item
- DR 125 28item
- DR 200 2item
- DR 250 3item
- DR 650 13item
- DRZ 400 170item
- EC 125 26item
- EC 200 16item
- EC 250 32item
- EC 300 34item
- EC 450 3item
- EGS 200 13item
- EN 125 17item
- EN 250 17item
- EN 250 F 1 item
- EN 300 14item
- EN 450 4item
- EXC 125 102item
- EXC 200 64item
- EXC 250 68item
- EXC 300 68item
- EXC 400 37item
- EXC 520 12item
- EXC 85 31item
- EXC-F 250 62item
- EXC-F 400 2item
- EXC-F 450 67item
- EXC-F 525 75item
- FC 400 1 item
- FC 450 4item
- FC 501 2item
- FC 550 4item
- FE 400 1 item
- FE 450 9item
- FE 501 4item
- FE 550 10item
- FE 650 7item
- FREERIDE 250 1 item
- FS 450 1 item
- FS 550 1 item
- FS 650 1 item
- FSE 400 1 item
- FSE 450 2item
- GS 125 12item
- HALLEY 125 5item
- KDX 125 4item
- KDX 200 16item
- KDX 50 1 item
- KL 1000 1 item
- KL 110 16item
- KL 125 9item
- KL 250 6item
- KL 300 3item
- KL 400 13item
- KL 500 2item
- KL 650 23item
- KLX 300 5item
- KX 125 139item
- KX 250 107item
- KX 250 F 189item
- KX 400 F 2item
- KX 450 F 4item
- KX 65 79item
- KX 80 7item
- KX 85 150item
- KXD 220 10item
- LC4 400 3item
- MC 125 10item
- MC 250 7item
- MT 280 2item
- MX 125 35item
- MX 200 12item
- MX 250 28item
- MX 250 F 1 item
- MX 300 12item
- MX 450 F 2item
- MX 50 5item
- MXC 525 7item
- PAMPERA 125 1 item
- PAMPERA 250 1 item
- PW 50 11item
- PW 80 1 item
- REV 125 3item
- REV 200 2item
- REV 250 5item
- REV 270 3item
- RM 100 19item
- RM 125 106item
- RM 250 86item
- RM 60 1 item
- RM 65 47item
- RM 85 88item
- RMZ 250 179item
- RMZ 450 152item
- RR 250 15item
- RR 400 13item
- RR 450 27item
- RR 50 8item
- RR 525 32item
- RX 125 1 item
- RX 50 4item
- SE 450 2item
- SE 510 2item
- SM 125 16item
- SM 250 2item
- SM 450 1 item
- SM 510 R 1 item
- SMR 250 2item
- SMS 125 1 item
- SX 105 50item
- SX 125 113item
- SX 144 1 item
- SX 200 33item
- SX 250 74item
- SX 300 28item
- SX 400 14item
- SX 50 67item
- SX 520 13item
- SX 540 4item
- SX 60 3item
- SX 625 17item
- SX 65 68item
- SX 85 113item
- SX-F 250 71item
- SX-F 350 1 item
- SX-F 450 132item
- SX-F 525 60item
- SX-F 530 1 item
- TC 250 26item
- TC 450 40item
- TC 510 19item
- TC 610 9item
- TE 125 2item
- TE 250 29item
- TE 450 26item
- TE 510 31item
- TE 610 15item
- TRIAL 125 1 item
- TRIAL 250 1 item
- TRIAL 290 1 item
- TT 125 20item
- TT 230 11item
- TT 250 13item
- TT 90 6item
- TXC 250 20item
- TXT 125 9item
- TXT 200 3item
- TXT 250 7item
- TXT 280 2item
- TXT 300 7item
- VECCHI MODELLI 21item
- WILD 450 3item
- WR 125 128item
- WR 144 2item
- WR 250 59item
- WR 250 F 154item
- WR 360 2item
- WR 450 F 131item
- WR 50 1 item
- WRE 125 3item
- XC 105 13item
- XC 200 22item
- XC 250 9item
- XC 300 13item
- XC 50 5item
- XC 65 10item
- XR 650 26item
- XT 125 4item
- XT 225 1 item
- XT 600 3item
- XT 660 29item
- YZ 125 144item
- YZ 144 2item
- YZ 250 123item
- YZ 250 F 201item
- YZ 450 F 194item
- YZ 85 109item
- 1970 6item
- 1971 1 item
- 1972 1 item
- 1973 34item
- 1974 101item
- 1975 100item
- 1976 130item
- 1977 179item
- 1978 253item
- 1979 299item
- 1980 441item
- 1981 525item
- 1982 524item
- 1983 645item
- 1984 769item
- 1985 945item
- 1986 1171item
- 1987 1236item
- 1988 1351item
- 1989 1628item
- 1990 2087item
- 1991 2162item
- 1992 2272item
- 1993 2445item
- 1994 2471item
- 1995 2384item
- 1996 2509item
- 1997 2690item
- 1998 3154item
- 1999 3224item
- 2000 3701item
- 2001 4335item
- 2002 4737item
- 2003 5552item
- 2004 6664item
- 2005 6849item
- 2006 7201item
- 2007 7675item
- 2008 7470item
- 2009 7326item
- 2010 7078item
- 2011 7037item
- 2012 6970item
- 2013 6908item
- 2014 7586item
- 2015 7074item
- 2016 6471item
- 2017 5873item
- 2018 5926item
- 2019 5295item
- 2020 5106item
- 2021 5516item
- 2022 5474item
- 2023 4252item
- 2024 2339item
- 2025 54item
- 2026 11item
- 2027 10item
- 2028 9item
- 2029 9item
- 2030 9item
- 2031 9item
- 2032 9item
- 2033 9item
- 2034 9item
- 2035 8item
- 2036 7item
- 2037 6item
- 2038 5item
- 2039 4item
- 2040 4item
- 2041 4item
- 2042 4item
- 2043 4item
- 2044 4item
- 2045 3item
- 2046 2item
- 2047 1 item
- A 62item
- 100mm 1 item
- 72mm 1 item
- 81mm 2item
- 94mm 1 item
- 98mm 4item
- 0,1 MM 1 item
- 0,2 MM 10item
- 0,20 MM 18item
- 0,3 MM 7item
- 0,30 MM 9item
- 1,20 MM 9item
- 1,25 MM 9item
- 1,30 MM 9item
- 1,35 MM 9item
- 1,40 MM 9item
- 1,45 MM 9item
- 1,50 MM 9item
- 1,55 MM 9item
- 1,60 MM 9item
- 1,65 MM 9item
- 1,70 MM 9item
- 1,75 MM 9item
- 1,80 MM 9item
- 1,85 MM 9item
- 1,90 MM 9item
- 1,95 MM 9item
- 100 MM 7item
- 100.5 1 item
- 100.93 2item
- 100.94 3item
- 100.95 2item
- 100.96 1 item
- 101 1 item
- 101.93 2item
- 101.94 2item
- 104 2item
- 104 MAGLIE 4item
- 112 2item
- 112 MAGLIE 2item
- 114 4item
- 114 MAGLIE 2item
- 118 3item
- 118 MAGLIE 2item
- 12 X 15 X 16 1 item
- 124 1 item
- 124 MAGLIE 1 item
- 128 2item
- 128 MAGLIE 2item
- 14 X 18 X 15,7 2item
- 14 X 18 X 17 1 item
- 14 X 18 X 18 1 item
- 15 X 19 X 17 4item
- 15 X 19 X 20 5item
- 15 X 20 X 18 1 item
- 16 X 20 X 17,70 1 item
- 16 X 20 X 20 1 item
- 18 X 22 X 20 5item
- 18 X 22 X 22 3item
- 18 X 22 X 23 1 item
- 18 X 22 X 24 1 item
- 18 X 23 X 22 1 item
- 2 FASCE 1 item
- 2 tubi 1 item
- 2,0 MM 9item
- 2,10 MM 9item
- 2,15 MM 9item
- 2,20 MM 9item
- 2,25 MM 9item
- 2,30 MM 9item
- 2,35 MM 9item
- 2,40 MM 9item
- 2,45 MM 9item
- 2,5 MM 9item
- 2,50 MM 9item
- 2,55 MM 9item
- 2,60 MM 9item
- 2,65 MM 9item
- 2,70 MM 9item
- 2,75 MM 9item
- 2,80 MM 9item
- 2,85 MM 9item
- 2,90 MM 9item
- 2,95 MM 9item
- 20 X 25 X 29 1 item
- 20 x 47 x 14 1 item
- 20 x 52 x 15 9item
- 25 x 52 x 15 3item
- 25 x 62 x 17 8item
- 3,0 MM 9item
- 3,10 MM 9item
- 3,15 MM 9item
- 3,20 MM 9item
- 3,25 MM 9item
- 3,30 MM 9item
- 3,35 MM 9item
- 3,40 MM 9item
- 3,45 MM 9item
- 3,5 MM 9item
- 3,50 MM 9item
- 39.46 5item
- 39.47 5item
- 39.479999999999997 3item
- 39.48 2item
- 39.49 5item
- 39.87 1 item
- 39.96 2item
- 39.97 2item
- 39.98 2item
- 4 tubi 1 item
- 40 MM 9item
- 40.25 1 item
- 40.5 1 item
- 40.95 1 item
- 41 1 item
- 41.45 1 item
- 43.46 1 item
- 43.47 1 item
- 43.48 1 item
- 44,5 2item
- 44,5 MM 1 item
- 44.44 4item
- 44.45 9item
- 44.46 9item
- 44.47 9item
- 44.48 2item
- 44.96 5item
- 44.97 5item
- 44.98 5item
- 44.99 1 item
- 45 2item
- 45.94 1 item
- 45.95 1 item
- 45.96 1 item
- 46.45 2item
- 46.94 15item
- 46.95 15item
- 46.96 16item
- 46.97 16item
- 46.98 1 item
- 47 2item
- 47,5 1 item
- 47,5 MM 2item
- 47,6 MM 5item
- 47.01 1 item
- 47.44 12item
- 47.45 15item
- 47.46 17item
- 47.47 13item
- 47.48 2item
- 47.54 2item
- 47.55 1 item
- 47.56 1 item
- 47.57 1 item
- 47.94 5item
- 47.95 8item
- 47.96 8item
- 47.97 5item
- 48 1 item
- 48,5 1 item
- 48.44 4item
- 48.45 7item
- 48.46 6item
- 48.47 6item
- 48.5 1 item
- 48.95 1 item
- 49.45 2item
- 49.95 7item
- 49.96 7item
- 49.97 1 item
- 50 MM 12item
- 50.45 1 item
- 51.94 1 item
- 51.95 9item
- 51.96 6item
- 51.97 6item
- 52,5 1 item
- 52.44 4item
- 52.45 4item
- 52.46 3item
- 52.54 1 item
- 52.5mm 1 item
- 52.94 3item
- 52.95 4item
- 52.96 1 item
- 53 MM 2item
- 53.45 1 item
- 53.92 12item
- 53.93 26item
- 53.94 77item
- 53.95 112item
- 53.96 107item
- 53.97 96item
- 53.98 51item
- 53.99 5item
- 54 11item
- 54 MM 5item
- 54.19 1 item
- 54.2 1 item
- 54.21 1 item
- 54.22 2item
- 54.44 4item
- 54.45 11item
- 54.94 1 item
- 54.95 14item
- 54MM 1 item
- 55.94 3item
- 55.95 16item
- 55.96 1 item
- 56 1 item
- 56.19 1 item
- 56.44 2item
- 56.65 1 item
- 56.69 1 item
- 56.94 3item
- 56.95 2item
- 56.96 2item
- 57 MM 2item
- 57.19 1 item
- 57.44 1 item
- 57.94 3item
- 57.95 7item
- 57.96 2item
- 58 MM 2item
- 58.44 1 item
- 58.94 1 item
- 59.94 1 item
- 6 tubi 2item
- 60.94 1 item
- 62.45 1 item
- 62.46 1 item
- 62.95 1 item
- 62.96 1 item
- 62.97 1 item
- 63 MM 1 item
- 63.94 6item
- 63.95 8item
- 63.96 7item
- 63.97 4item
- 64 1 item
- 64.2 1 item
- 64.95 1 item
- 65.93 1 item
- 65.94 1 item
- 65.95 2item
- 65.959999999999994 1 item
- 65.96 1 item
- 66,4 6item
- 66,4 MM 2item
- 66,44 1 item
- 66.31 1 item
- 66.32 1 item
- 66.33 10item
- 66.34 56item
- 66.349999999999994 5item
- 66.35 72item
- 66.36 77item
- 66.37 57item
- 66.38 13item
- 66.400000000000006 2item
- 66.43 1 item
- 66.44 1 item
- 66.4mm 1 item
- 66.93 1 item
- 66.94 3item
- 67.43 1 item
- 67.44 1 item
- 67.45 8item
- 67.93 1 item
- 67.94 1 item
- 67.95 9item
- 68.44 2item
- 68.94 1 item
- 68.95 1 item
- 68.96 1 item
- 71.93 7item
- 71.94 20item
- 71.95 20item
- 71.959999999999994 3item
- 71.96 13item
- 71.97 2item
- 72 2item
- 72 MM 1 item
- 72.46 1 item
- 72.47 1 item
- 72.48 1 item
- 72.95 1 item
- 73.45 1 item
- 73.95 1 item
- 74.45 1 item
- 74.95 8item
- 74.959999999999994 1 item
- 74.96 6item
- 74.97 7item
- 75 1 item
- 75.96 4item
- 75.97 2item
- 75.98 2item
- 76 MM 7item
- 76.77 1 item
- 76.78 1 item
- 76.94 16item
- 76.95 34item
- 76.959999999999994 5item
- 76.96 44item
- 76.97 45item
- 76.98 32item
- 76mm 1 item
- 77 2item
- 77 MM 18item
- 77.94 3item
- 77.95 17item
- 77.959999999999994 2item
- 77.96 20item
- 77.97 22item
- 77.98 18item
- 77.989999999999995 1 item
- 77.99 1 item
- 77mm 4item
- 78 MM 11item
- 78,00 mm 2item
- 78.95 1 item
- 78.96 12item
- 78.97 5item
- 78.98 4item
- 78.99 1 item
- 79 1 item
- 79.96 7item
- 79.97 5item
- 79.98 5item
- 80.96 2item
- 80.97 2item
- 80.98 2item
- 80.99 2item
- 81.95 4item
- 81.96 3item
- 81.97 3item
- 81.98 1 item
- 82 MAGLIE 2item
- 82 MM 4item
- 82.95 8item
- 82.96 12item
- 82.97 5item
- 82.98 1 item
- 83 MM 8item
- 83.96 6item
- 84.96 2item
- 85.25 1 item
- 88 MAGLIE 1 item
- 88.94 8item
- 88.95 9item
- 88.96 8item
- 88.98 1 item
- 89 3item
- 89.75 1 item
- 89.94 6item
- 89.95 9item
- 89.96 13item
- 89.97 4item
- 89.98 3item
- 90 5item
- 90 MAGLIE 1 item
- 90 MM 6item
- 90.5 1 item
- 90.96 1 item
- 90mm 3item
- 91 1 item
- 91.96 3item
- 91.97 2item
- 93.94 6item
- 93.95 4item
- 93.96 4item
- 93.97 1 item
- 93.98 1 item
- 94 MM 2item
- 94.93 27item
- 94.94 30item
- 94.95 41item
- 94.96 52item
- 94.97 19item
- 94.98 3item
- 95 3item
- 95 MM 8item
- 95.44 2item
- 95.45 7item
- 95.46 8item
- 95.47 9item
- 95.48 6item
- 95.5 2item
- 95.75 1 item
- 95.93 2item
- 95.94 2item
- 95.95 13item
- 95.96 17item
- 95.97 21item
- 95.98 20item
- 95.99 13item
- 95mm 2item
- 96 3item
- 96 MM 14item
- 96,00 mm 2item
- 96.5 2item
- 96.94 4item
- 96.95 9item
- 96.96 15item
- 96.97 6item
- 96.98 2item
- 97 3item
- 97.25 1 item
- 97.5 1 item
- 97.75 1 item
- 97.94 5item
- 97.95 4item
- 97.96 6item
- 97.97 2item
- 97.98 2item
- 98 3item
- 98 MM 2item
- 98.96 2item
- 98.97 2item
- 98.98 2item
- 99.93 2item
- 99.94 6item
- 99.95 18item
- 99.96 16item
- 99.97 7item
- 99.98 2item
- 99.99 2item
- ACCIAIO 54item
- ALTA COMPRESSIONE 11:1 1 item
- ALTA COMPRESSIONE 12,5:1 1 item
- ALTA COMPRESSIONE 13,5:1 - SKIRT COATED 3item
- ALTA COMPRESSIONE 13:1 1 item
- ALTA COMPRESSIONE 14,5:1 1 item
- COMPRESSIONE 11,5:1 - SKIRT COATED 1 item
- COMPRESSIONE 12,5:1 - SKIRT COATED 1 item
- COMPRESSIONE 12,9:1 - SKIRT COATED 1 item
- COMPRESSIONE 12:1 - SKIRT COATED 1 item
- COMPRESSIONE 13,4:1 - SKIRT COATED 1 item
- COMPRESSIONE 13:1 - SKIRT COATED 1 item
- GP SERIES - 2 FASCE 2item
- GP SERIES 1 FASCIA 1 item
- PER CILINDRO 40,4 MM 1 item
- PER CILINDRO 41 MM 1 item
- PER CILINDRO 54 MM 3item
- TITANIO 51item
- - FORGIATO - BOMBATO 18item
- - FORGIATO - PIATTO 2item
- - FORGIATO - BOMBATO 9item
- - FORGIATO - INCAVO 21item
- - FORGIATO - PIATTO 31item
- - FORGIATO - PIATTO CON CUPOLA 9item
- - FORGIATO - SEMI INCAVO 3item
- - FORGIATO - SEMIBOMBATO 9item
- - FUSO - BOMBATO 55item
- - FUSO - PIATTO 46item
- 1 FASCIA 7item
- 2 FASCE 2item
- 2 TEMPI 260item
- 4 TEMPI 166item
- ARANCIONE / ORANGE 2item
- ASPIRAZIONE 24item
- ASPIRAZIONE (1) 4item
- BLU 8item
- BLU / BLUE 3item
- COMPR .11,0:1 1 item
- COMPR .12,5:1 4item
- COMPR 11,0:1 20item
- COMPR 11,9:1 8item
- COMPR 11.0:1 7item
- COMPR 12,00:1 3item
- COMPR 12,0:1 31item
- COMPR 12,1:1 26item
- COMPR 12,5:1 88item
- COMPR 12,6:1 34item
- COMPR 12,8:1 3item
- COMPR 12,9:1 17item
- COMPR 12.0:1 7item
- COMPR 12.6:1 12item
- COMPR 13,0:1 38item
- COMPR 13,2:1 13item
- COMPR 13,3:1 12item
- COMPR 13,4:1 31item
- COMPR 13,5:1 41item
- COMPR 13,5:1 2 RINGS 19item
- COMPR 13,5:1 3 RINGS 8item
- COMPR 13,8:1 3item
- COMPR 13,9:1 10item
- COMPR 14,2:1 3item
- COMPR 14,3:1 4item
- COMPR 14,4:1 1 item
- COMPR. 12,75:1 4item
- COMPR. 12,8:1 6item
- DOME 7item
- FLAT 1 item
- GIALLI / YELLOW 1 item
- HC 53item
- MONOFASCIA 40item
- NERO 7item
- NERO / BLACK 2item
- ORO / GOLD 2item
- PRORACE PISTON 30item
- ROSSI / RED 3item
- ROSSO 6item
- ROSSO / RED 3item
- SCARICO 22item
- SINGLE RING 9item
- SKIRT COATED 35item
- VERDE / GREEN 2item
- W/O PORT 1 item
- AIRSAL 7item
- ALL BALLS 192item
- ATHENA 2154item
- BEARING WORX 57item
- BOYESEN 49item
- BUD RACING 14item
- CYLINDER WORKS 73item
- HIFLO 52item
- HOT CAMS 486item
- HOT RODS 380item
- INNTECK 24item
- KOYO 17item
- MOTO TASSINARI 61item
- MOTOCROSS MARKETING 291item
- MXPOSITIVO 334item
- NTN 4item
- PROX 581item
- SFS 4item
- TBF PERFORMANCE 14item
- VERTEX 1347item
- WISECO 99item
- WOSSNER 517item
- WRENCH RABBIT 54item
- YAMAHA 38item