// IMG 1 OF 7DELCO 20SI

Specifications

Output45
Voltage24
TypeAlternator
DesignIR/EF
RotationBI
ManufacturerDELCO
Series20SI
PulleyS7
Pulley groove OD57
Plug code151
Lester number7297
PIC code240-835
NotesSame in 35A is 7467

Confirmed fitment

Verified applications from the ePartsGlobal catalog. If your engine isn't listed, send us the OEM part number and we'll cross-reference it.

MakeModelEngineYearsApplication
Allis Chalmers Medium/Heavy Duty Engine—6138 Diesel Engines1980–1986Medium/Heavy Duty Engine · domestic
Allis Chalmers Medium/Heavy Duty Engine6138L6 13.8L 842cid ALLis-ChaLmers1980–1986Medium/Heavy Duty Engine · domestic
Allis Chalmers Medium/Heavy Duty Engine—685 Diesel Engines1980–1986Medium/Heavy Duty Engine · domestic
Allis Chalmers Medium/Heavy Duty Engine685L6 8.4L 516cid ALLis-ChaLmers 6851980–1986Medium/Heavy Duty Engine · domestic
Allis Chalmers Wheel Loader94525000 Diesel1980–1986Wheel Loader · domestic
Allis Chalmers Wheel Loader945L6 6.6L 844cid ALLis-ChaLmers 250001980–1986Wheel Loader · domestic
Caterpillar Crawler DozerD6H XRL6 10.5L 10455cc 638cid Caterpillar1989–1996Crawler Dozer · domestic
Caterpillar Crawler Excavator215DL4 7.0L 6997cc 427cid Caterpillar1990–1995Crawler Excavator · domestic
Caterpillar Crawler ExcavatorEL240L4 7.0L 6997cc 427cid Caterpillar1989–1992Crawler Excavator · domestic
Caterpillar Crawler ExcavatorEL300L6 10.5L 10455cc 638cid Caterpillar1987–1993Crawler Excavator · domestic
Caterpillar Crawler ExcavatorEL300BL6 10.5L 10455cc 638cid Caterpillar 33061991–1991Crawler Excavator · domestic
Caterpillar Medium/Heavy Duty Engine3406L6 6.6L 893cid Caterpillar 3406—Medium/Heavy Duty Engine · domestic
Caterpillar Roller (Static and Vibratory)CB534L4 7.0L 6997cc 427cid Caterpillar1987–1993Roller (Static And Vibratory) · domestic
Caterpillar Ag. & Ind. Engine - Marine3208 All—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - Marine3304 All—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - Marine3306 All—1985–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - Marine3406 All—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - Marine3408 All—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - Marine3412 All—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - MarineVarious Models—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - MarineVarious Models—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - MarineVarious Models—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - MarineVarious Models—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - MarineVarious Models—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - MarineVarious Models—1986–1990Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - MarineVarious Models—1986–1993Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - MarineVarious Models—1986–1993Engine - Marine · domestic
Caterpillar Ag. & Ind. Engine - MarineVarious Models—1986–1993Engine - Marine · domestic
Caterpillar Ag. & Ind. Excavator215DCat.1990–1995Excavator · domestic
Caterpillar Ag. & Ind. ExcavatorEL240Cat.1989–1992Excavator · domestic
Caterpillar Ag. & Ind. ExcavatorEL300Cat.1987–1993Excavator · domestic
Caterpillar Ag. & Ind. ExcavatorEL300BCat. 33061991–1991Excavator · domestic
Caterpillar Ag. & Ind. RollerCB534 33047.0L Caterpillar Dsl.1987–1993Roller · domestic
Caterpillar Ag. & Ind. Track TractorD6H XRCat.1989–1996Track Tractor · domestic
Cummins Engines Medium/Heavy Duty EngineC Series—1980–1988Medium/Heavy Duty Engine · domestic
Fiat-Allis Crawler Dozer10C8365 Diesel1981–1993Crawler Dozer · domestic
Fiat-Allis Crawler Dozer10CL6 6.6L 494cid Fiat1981–1993Crawler Dozer · domestic
Fiat-Allis Crawler Dozer14C8205 Diesel1979–1982Crawler Dozer · domestic
Fiat-Allis Crawler Dozer14CL4 3.3L 599cid Fiat1979–1982Crawler Dozer · domestic
Fiat-Allis Crawler Dozer8B CO3Diesel1983–1985Crawler Dozer · domestic
Fiat-Allis Crawler Dozer8BL4 4.9L 301cid Fiat CO31983–1985Crawler Dozer · domestic
Fiat-Allis Crawler Dozer8BL CO3Diesel1983–1985Crawler Dozer · domestic
Fiat-Allis Crawler Dozer8BLL4 4.9L 301cid Fiat CO31983–1985Crawler Dozer · domestic
Fiat-Allis Crawler Dozer8CL6 6.6L 358cid Fiat1981–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-10C8365 Diesel1983–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-10CL6 6.6L 494cid Fiat1983–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-208215 Diesel1981–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-20L6 6.6L 855cid Fiat1981–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-308285 Diesel1981–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-30V8 8.3L 506cid Iveco1981–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-58045 Diesel1981–1995Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-5L4 3.3L 239cid Fiat1981–1995Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-78065 Diesel1981–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-7L6 6.6L 358cid Fiat1981–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-98065 Diesel1981–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerFD-9L6 6.6L 358cid Fiat1981–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerHD-16DD /16000 Diesel1979–1982Crawler Dozer · domestic
Fiat-Allis Crawler DozerHD-16DD /L6 6.6L 844cid ALLis-ChaLmers 160001979–1982Crawler Dozer · domestic
Fiat-Allis Crawler DozerHD-2121000 Diesel1979–1982Crawler Dozer · domestic
Fiat-Allis Crawler DozerHD-21L6 6.6L 844cid ALLis-ChaLmers 210001979–1982Crawler Dozer · domestic
Fiat-Allis Crawler Dozer—HD-31 Cummins KT-11501980–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerHD-31L6 18.9L 1150cid Cummins KT-11501980–1985Crawler Dozer · domestic
Fiat-Allis Crawler Dozer—HD-41 Cummins VT-17101980–1985Crawler Dozer · domestic
Fiat-Allis Crawler DozerHD-41V12 28.0L 1710cid Cummins VT-17101980–1985Crawler Dozer · domestic
Fiat-Allis Crawler LoaderFL-10CL6 6.6L 494cid Fiat1979–1985Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-14C8205 Diesel1979–1985Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-14CL4 3.3L 599cid Fiat1979–1985Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-208215 Diesel1979–1986Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-20L6 6.6L 855cid Fiat1979–1986Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-58045 Diesel1981–1988Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-5L4 3.3L 239cid Fiat1981–1988Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-78065 Diesel1981–1985Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-7L6 6.6L 358cid Fiat1981–1985Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-98065 Diesel1981–1986Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-9 CO3Diesel1983–1986Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-9L4 4.9L 301cid Fiat CO31983–1986Crawler Loader · domestic
Fiat-Allis Crawler LoaderFL-9L6 6.6L 358cid Fiat1981–1986Crawler Loader · domestic
Fiat-Allis Crawlers8C8065 Diesel1981–1985Crawlers · domestic
Fiat-Allis Elevating Scraper260B25000 Diesel1980–1985Elevating Scraper · domestic
Fiat-Allis Elevating Scraper260BL6 6.6L 844cid ALLis-ChaLmers 250001980–1985Elevating Scraper · domestic
Fiat-Allis Elevating Scraper261B25000 Diesel1980–1985Elevating Scraper · domestic
Fiat-Allis Elevating Scraper261BL6 6.6L 844cid ALLis-ChaLmers 250001980–1985Elevating Scraper · domestic
Fiat-Allis Elevating Scraper645B 3500Diesel1980–1981Elevating Scraper · domestic
Fiat-Allis Elevating Scraper645BL6 7.0L 426cid Caterpillar1980–1981Elevating Scraper · domestic
Fiat-Allis Elevating Scraper65B8065 Diesel1979–1985Elevating Scraper · domestic
Fiat-Allis Elevating Scraper65BL6 6.6L 358cid Fiat1979–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-118215 Diesel1983–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-11L6 6.6L 855cid Fiat1983–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-208285 Diesel1981–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-20V8 8.3L 506cid Iveco1981–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-218285 Diesel1981–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-21V8 8.3L 506cid Iveco1981–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-228215 Diesel1983–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-228285 Diesel1981–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-22L6 6.6L 855cid Fiat1983–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-22V8 8.3L 506cid Iveco1981–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-238215 Diesel1983–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-238285 Diesel1981–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-23L6 6.6L 855cid Fiat1983–1985Elevating Scraper · domestic
Fiat-Allis Elevating ScraperFS-23V8 8.3L 506cid Iveco1981–1985Elevating Scraper · domestic
Fiat-Allis GraderFG-758365 Diesel1981–1986Grader · domestic
Fiat-Allis GraderFG-75L6 6.6L 494cid Fiat1981–1986Grader · domestic
Fiat-Allis GraderFG-858365 Diesel1981–1986Grader · domestic
Fiat-Allis GraderFG-85L6 6.6L 494cid Fiat1981–1986Grader · domestic
Fiat-Allis GraderFG-958365 Diesel1981–1986Grader · domestic
Fiat-Allis GraderFG-95L6 6.6L 494cid Fiat1981–1986Grader · domestic
Fiat-Allis Wheel Loader7458215 Diesel1979–1980Wheel Loader · domestic
Fiat-Allis Wheel Loader745L6 6.6L 855cid Fiat1979–1980Wheel Loader · domestic
Fiat-Allis Wheel Loader94525000 Diesel1980–1980Wheel Loader · domestic
Fiat-Allis Wheel Loader945B25000 Diesel1980–1984Wheel Loader · domestic
Fiat-Allis Wheel Loader945BL6 6.6L 844cid ALLis-ChaLmers 250001980–1984Wheel Loader · domestic
Fiat-Allis Wheel LoaderFL-10C8365 Diesel1979–1985Wheel Loader · domestic
Fiat-Allis Wheel LoaderFR-108065 Diesel1981–1985Wheel Loader · domestic
Fiat-Allis Wheel LoaderFR-10L6 6.6L 358cid Fiat1981–1985Wheel Loader · domestic
Fiat-Allis Wheel LoaderFR-128065 Diesel1981–1986Wheel Loader · domestic
Fiat-Allis Wheel LoaderFR-12L6 6.6L 358cid Fiat1981–1986Wheel Loader · domestic
Fiat-Allis Wheel LoaderFR-158365 Diesel1981–1986Wheel Loader · domestic
Fiat-Allis Wheel LoaderFR-15L6 6.6L 494cid Fiat1981–1986Wheel Loader · domestic
Fiat-Allis Wheel LoaderFR-208215 Diesel1981–1986Wheel Loader · domestic
Fiat-Allis Wheel LoaderFR-20L6 6.6L 855cid Fiat1981–1986Wheel Loader · domestic
Fiat-Allis Wheel LoaderFR-358285 Diesel1981–1985Wheel Loader · domestic
Fiat-Allis Wheel LoaderFR-35V8 8.3L 506cid Iveco1981–1985Wheel Loader · domestic
Allis Chalmers6138—1980–1986domestic
Allis Chalmers685—1980–1986domestic
Allis Chalmers945—1980–1986domestic
Atlas CopcoXAMS355—1997–1997domestic
Atlas CopcoXAS400—1996–2006domestic
Caterpillar3304—1976–1993domestic
Caterpillar3412—1986–1990domestic
Caterpillar3508—1986–1993domestic
Caterpillar3512—1986–1993domestic
Caterpillar3516—1986–1993domestic
Caterpillar508—1987–1989domestic
Caterpillar583K—1978–1989domestic
Caterpillar591—1983–1992domestic
Caterpillar594H—1979–1985domestic
Caterpillar983—1978–1979domestic
CaterpillarE180—1985–1989domestic
CaterpillarEL180—1985–1989domestic
Cummins855 Series—1983–1985domestic
CumminsL Series—1983–1993domestic
Dresser510B—1984–1992domestic
Wabco101G—1979–1982domestic
Allis Chalmers6138Diesel1980–1986domestic
Allis Chalmers685Diesel1980–1986domestic
Allis Chalmers945Diesel1980–1986domestic
Atlas CopcoXAMS355C8-31997–1997domestic
Atlas CopcoXAS400—1996–1996domestic
Caterpillar3304—1986–1990domestic
Caterpillar3412—1986–1990domestic
Caterpillar3508—1986–1993domestic
Caterpillar3512—1986–1993domestic
Caterpillar3516—1986–1993domestic
Caterpillar50832041987–1989domestic
Caterpillar583KDiesel1978–1989domestic
Caterpillar59134121983–1992domestic
Caterpillar594HDiesel1979–1985domestic
Caterpillar983Diesel1978–1979domestic
CaterpillarE18032041985–1989domestic
CaterpillarEL18032041985–1989domestic
Cummins855 Series10L1983–1985domestic
Cummins855 Series14L1983–1985domestic
CumminsL Series10L1983–1991domestic
CumminsL Series14L1983–1993domestic
Dresser510B3.9L1984–1992domestic
Dresser510B5.9L1984–1992domestic
Wabco101GV-5041979–1982domestic
Allis Chalmers10C—1981–1993domestic
Allis Chalmers14C—1979–1982domestic
Allis Chalmers645B—1980–1981domestic
Allis Chalmers745—1979–1980domestic
Allis Chalmers8B—1979–1985domestic
Allis Chalmers8BL—1983–1985domestic
Allis Chalmers8C—1981–1985domestic
Allis Chalmers945B—1980–1984domestic
Allis ChalmersFD10C—1983–1985domestic
Allis ChalmersFD20—1981–1985domestic
Allis ChalmersFD30—1981–1985domestic
Allis ChalmersFD5—1981–1995domestic
Allis ChalmersFD7—1981–1985domestic
Allis ChalmersFD9—1981–1985domestic
Allis ChalmersFL10C—1981–1985domestic
Allis ChalmersFL20—1981–1985domestic
Allis ChalmersFR10—1981–1985domestic
Allis ChalmersFR12—1981–1986domestic
Allis ChalmersFR15—1981–1986domestic
Allis ChalmersFR20—1981–1986domestic
Allis ChalmersFR35—1981–1985domestic
Allis ChalmersFS11—1983–1985domestic
Allis ChalmersFS20—1981–1985domestic
Allis ChalmersFS21—1981–1985domestic
Allis ChalmersFS22—1981–1985domestic
Allis ChalmersFS23—1981–1985domestic
Allis ChalmersHD16DD / PS—1979–1982domestic
Allis ChalmersHD21—1979–1982domestic
Allis ChalmersHD31—1980–1985domestic
Allis ChalmersHD41—1980–1985domestic
Caterpillar215B—1980–1992domestic
Caterpillar3304T—1979–1993domestic
Caterpillar3306T—1979–2000domestic
Caterpillar641B—1979–1981domestic
Caterpillar651B—1979–1984domestic
Caterpillar657G—1979–1993domestic
Caterpillar824B—1979–1979domestic
Caterpillar825B—1979–1979domestic
Caterpillar826B—1979–1979domestic
Caterpillar943—1980–1992domestic
Caterpillar953—1981–1992domestic
CaterpillarD10N—1986–1993domestic
CaterpillarD4H—1985–1993domestic
CaterpillarD8K—1978–1982domestic
CaterpillarD9H—1979–1982domestic
CaterpillarD9T—1980–1986domestic
CaterpillarIT18B—1986–1992domestic
CaterpillarIT28B—1986–1993domestic
Champion740—1975–1991domestic
Consolidated Diesel4B—1991–1992domestic
Consolidated Diesel6B—1992–1992domestic
Consolidated Diesel6C—1991–1992domestic
CumminsB 5.9G—1980–1988domestic
CumminsB 6.7—1980–1988domestic
CumminsB 6.7N—1980–1988domestic
CumminsL10—1983–1991domestic
CumminsV-555—1983–1985domestic
International2275—1984–1987domestic
International2674—1985–1988domestic
International2675—1987–1987domestic
InternationalCOF5870 Paystar—1985–1988domestic
InternationalF2674—1985–1989domestic
Locomobile120—1979–1989domestic
Locomobile140—1970–1974domestic
Locomobile3208—1972–1993domestic
Locomobile3306—1970–2003domestic
Locomobile3406—1972–1995domestic
Locomobile3408—1979–1993domestic
Locomobile815B—1979–1981domestic
Locomobile815F—1979–1981domestic
Locomobile816B—1972–1981domestic
Locomobile816F—1972–1981domestic
Locomobile825B—1969–1979domestic
Locomobile826B—1970–1979domestic
Locomobile916—1986–1992domestic
Locomobile926—1984–1987domestic

Cross-reference

OEM and aftermarket part numbers that interchange with this unit, from the ePartsGlobal catalog.

WAI New7297N
Bepco Old4865X
Caterpillar0R2698, 0R5217, 3N2702, 3N2706, 3T6352, 3Y6691, 5N5692, 6N5217, 6N9249, 6N9294, 9G8255
Cummins111640, 3016627, 3604676RX
Delco1117615, 1117619, 1117642, 1117643, 1117645
Doosan36867836
EuclidE820107X
Fiat Allis73113742, 73119134
IHC, Navistar1243060H91, 1286822H91
John DeereSE501370
KomatsuALT1004
Lester7297
Lucas Electrical EuropeLRA02479
Lucas ElektrikLEA0688
Mercury Marine8M6007453
MidlandRA120001X
Prestolite2303JB
Stratoline (Old)4865X