New Products

LI201  1952-1957 Lincoln / Mercury OHV to Chevy Automatic Transmission
$1,450.00

LI201 1952-1957 Lincoln / Mercury OHV to Chevy Automatic Transmission

Speed Gems

Materials Included: (1) Adapter plate - 1952-1957 Lincoln/Merc to Chevy auto(1) Crank Adapter - 1952-1957 Lincoln, Merc, 319/341/368 OHV to Chevy a...

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$1,450.00
LI701  1961-1965 Lincoln 430 & 1966-1968 Lincoln 462 to Ford Small Block AOD
$1,450.00

LI701 1961-1965 Lincoln 430 & 1966-1968 Lincoln 462 to Ford Small Block AOD

Speed Gems

Note: This kit will also work for a C5, C6. If you plan on using a C4, be sure that you have the larger 164 tooth flexplate style bellhousing (For...

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$1,450.00
LI601  1961-1965 Lincoln 430 & 1966-1968 Lincoln 462 to Chevy Automatic Transmission
$1,450.00

LI601 1961-1965 Lincoln 430 & 1966-1968 Lincoln 462 to Chevy Automatic Transmission

Speed Gems

Materials Included: (1) Adapter plate - 1966-1968 Lincoln to Chevy auto(1) Crank Adapter(1) High torque mini starter  (1) Flexplate(5) SHCS 7/16-14...

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$1,450.00
LI101  1949-1951 Lincoln Flathead 337 to Chevy Automatic Transmission
$1,450.00

LI101 1949-1951 Lincoln Flathead 337 to Chevy Automatic Transmission

Speed Gems

Materials Included: (1) Adapter plate - 1949-1951 Lincoln flathead to Chevy auto(1) Crank Adapter(1) Crank adapter shim (1) Flexplate(1) High torqu...

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$1,450.00
KW101  1947-1962 Kaiser Willys 226 Flathead to Chevy Automatic
$1,250.00

KW101 1947-1962 Kaiser Willys 226 Flathead to Chevy Automatic

Speed Gems

Materials Included: (1) Adapter plate - 1947-1962 Kaiser Willys flathead to Chevy auto(1) Crank Spacer - 1947-1962 Kaiser Willies 226 flathead to C...

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$1,250.00
LI501  1958-1960 Edsel / Lincoln / Mercury 430 to Ford Small Block AOD
$1,450.00

LI501 1958-1960 Edsel / Lincoln / Mercury 430 to Ford Small Block AOD

Speed Gems

Note: This kit will also work for a C5, C6. If you plan on using a C4, be sure that you have the larger 164 tooth flexplate style bellhousing (For...

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$1,450.00
LI401  1958-1960 Edsel / Lincoln / Mercury 430 to Chevy Automatic Transmission
$1,450.00

LI401 1958-1960 Edsel / Lincoln / Mercury 430 to Chevy Automatic Transmission

Speed Gems

Materials Included: (1) Adapter plate - Ford/Linc/Merc to Ford (1) Crank Adapter - FO10004/LI10004/LI10006 (1) Flexplate(1) High torque mini starte...

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$1,450.00
EC102  ECOTEC Supercharged or Turbo to Chevy Automatic Transmission (700R4/TH350/TH400)
from $1,350.00

EC102 ECOTEC Supercharged or Turbo to Chevy Automatic Transmission (700R4/TH350/TH400)

Speed Gems

Materials Included: (1) Adapter Plate - ECOTEC to Chevy(1) Crank Adapter-ECOTEC Turbo/Supercharged to Chevy(1) Torque Converter Drive Plate(1) Torq...

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from $1,350.00
EC101  ECOTEC Naturally Aspirated (i.e. Olds Alero) to Chevy Automatic Transmission (700R4/TH350/TH400)
from $1,100.00

EC101 ECOTEC Naturally Aspirated (i.e. Olds Alero) to Chevy Automatic Transmission (700R4/TH350/TH400)

Speed Gems

Materials Included: (1) Adapter Plate - ECOTEC to Chevy(1) Crank Adapter(1) Torque Converter Drive Plate(2) SHCS M12-1.75 x 35(4) SHCS M12-1.75 x 5...

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from $1,100.00
HU102  1955 and newer Hudson 308 to Chevy Transmission
$1,250.00

HU102 1955 and newer Hudson 308 to Chevy Transmission

Speed Gems

Materials Included:  (1) Adapter plate - Hudson to Chevy 1 Adapter Plate(1) Crank Spacer - 1955 and newer Hudson 262/308 inline 6 cylinder to Chevy...

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$1,250.00
HU101  1954 and Older Hudson 262/308 to Chevy Transmission
$1,250.00

HU101 1954 and Older Hudson 262/308 to Chevy Transmission

Speed Gems

Materials Included:  (1) Adapter plate - Hudson to Chevy (1) Crank Spacer - 1954 and older Hudson 262/308 inline 6 cylinder to Chevy(1) High torque...

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$1,250.00
GM401  GM 3800 Series V6 Engine to Chevy Automatic
$925.00

GM401 GM 3800 Series V6 Engine to Chevy Automatic

Speed Gems

Materials Included: (1) Adapter plate - GMC 3800 V6 Series 1 & 2 to Chevy auto(1) Crank Adapter - GMC 3800 V6 Series 1 & 2 to Chevy V8 styl...

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$925.00
GM301 GMC 702 V12 To Chevy V8 Automatic Transmission
$1,650.00

GM301 GMC 702 V12 To Chevy V8 Automatic Transmission

Speed Gems

Materials Included: (1) Adapter plate - GM V6/V12 to Chevy V8 (1) Crank Adapter - (1) High torque mini starter (1) Flexplate(6) SHCS 1/2-20 X 1 (8)...

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$1,650.00
GM201 GMC 305/351/379/401/432/478 V6 To Chevy V8 Automatic Transmission
$1,450.00

GM201 GMC 305/351/379/401/432/478 V6 To Chevy V8 Automatic Transmission

Speed Gems

Materials Included: (1) Adapter plate - GM V6/V12 to Chevy V8 (1) Crank Adapter - GMC V6 to Chevy V8 style automatic(1) Flexplate(1) High torque mi...

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$1,450.00
GM101  GMC Inline Six Cylinder to Chevy V8 Style Transmission
$1,100.00

GM101 GMC Inline Six Cylinder to Chevy V8 Style Transmission

Speed Gems

Materials Included: (1) Adapter plate - Chevy/GM to V8(1) Flexplate (1) Chevy staggered bolt starter, Starter fits 1998 Chevy 4x4 with the 5.3L eng...

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$1,100.00
FO2201  Model A to Ford A4LD Transmission
Sold out
$1,650.00

FO2201 Model A to Ford A4LD Transmission

Speed Gems

Materials Included: (1) Adapter plate - Ford Model A to Ford A4LD (1) Crank Adapter - Ford Model A to Ford A4LD(1) Flexplate(1) Reverse Rotation St...

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$1,650.00
Sold out
MT901  Ford T-5 1983-1993 to 1964 & Older Ford Truck 3-Speed Bellhousing
$275.00

MT901 Ford T-5 1983-1993 to 1964 & Older Ford Truck 3-Speed Bellhousing

Speed Gems

Materials Included:  (1) Adapter plate - Ford T-5 onto 1949-1953 Ford Truck Flathead(2) FHSCS 7/16-14 x 1-1/2(2) SHCS 7/16-20 X 2(2) SHCS 7/16-14 X...

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$275.00
FO1201  1949-1953 Ford Flat-Head to Ford Automatic Transmission
$1,250.00

FO1201 1949-1953 Ford Flat-Head to Ford Automatic Transmission

Speed Gems

Materials Included: (1) Ford Flathead to C4 adapter kit (1) Flexplate(1) Starter snout(1) Block plate(1) Starter   *Matching our adapter kits with ...

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$1,250.00
FO901  Small Block Ford 221/260/289 1964 & older to Ford Small Block AOD
$1,050.00

FO901 Small Block Ford 221/260/289 1964 & older to Ford Small Block AOD

Speed Gems

Note: This kit will also work for a C5, C6. If you plan on using a C4, be sure that you have the larger 164 tooth flexplate style bellhousing (For...

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$1,050.00
FO601  Ford 429/460 to Chevy Automatic Transmission
$1,250.00

FO601 Ford 429/460 to Chevy Automatic Transmission

Speed Gems

Materials Included: (1) Adapter plate - Ford to Chevy auto(1) Block Plate - Ford 429/460 to Chevy auto(1) Starter, Short Gear, .500" (1) Torque con...

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$1,250.00
FO501  Ford 1949-1953 Flathead to Chevy Automatic Transmission
$1,050.00

FO501 Ford 1949-1953 Flathead to Chevy Automatic Transmission

Speed Gems

Materials Included:  (1) Adapter Plate – 1949-1953 Ford Flat-head to Chevy Auto.(1) Crank Adapter – 1949-1953 Ford Flat-head to Chevy Auto.(1) Flex...

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$1,050.00
FO402  Ford/Mercury FE 410/428 to Chevy Automatic Transmission
from $1,250.00

FO402 Ford/Mercury FE 410/428 to Chevy Automatic Transmission

Speed Gems

Materials Included: (1) Adapter Plate – Ford FE to Chevy(1) Crank Adapter – Ford FE to Chevy(1) Flexplate(1) High-torque mini-Starter(4) SHCS 7/16-...

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from $1,250.00
FO201 Ford FE 352/360/390/406/427 to Ford AOD
from $1,250.00

FO201 Ford FE 352/360/390/406/427 to Ford AOD

Speed Gems

Note: This kit will also work for a C5, C6. If you plan on using a C4, be sure that you have the larger 164 tooth flexplate style bellhousing (For...

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from $1,250.00
FO1601  Ford Small Block to early Transmission (1948 & older)
$950.00

FO1601 Ford Small Block to early Transmission (1948 & older)

Speed Gems

This TRANSMISSION ADAPTER KIT will allow for any Ford engine (i.e. - 240 / 300 straight-6, 250 straight-6, 289, 302, 351W, 351C engines) with a Sma...

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$950.00
FO101  Ford 351M/400 to Ford Small Block AOD
$1,050.00

FO101 Ford 351M/400 to Ford Small Block AOD

Speed Gems

Note: This kit will also work for a C5, C6. If you plan on using a C4, be sure that you have the larger 164 tooth flexplate style bellhousing (F...

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$1,050.00
FO401  Ford FE 352/360/390/406/427 to Chevy Automatic Transmission
from $1,200.00

FO401 Ford FE 352/360/390/406/427 to Chevy Automatic Transmission

Speed Gems

Materials Included: (1) Adapter Plate – Ford FE to Chevy(1) Crank Adapter – Ford FE to Chevy(1) Flexplate(1) High-torque mini-Starter(4) SHCS 7/16-...

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from $1,200.00
FO1001  Ford 239/252/272/292/312  "Y" - Block to Chevy Automatic Transmission
$1,100.00

FO1001 Ford 239/252/272/292/312 "Y" - Block to Chevy Automatic Transmission

Speed Gems

Materials Included: (1) Adapter plate - Ford 239 Y block to Chevy(1) Crank Adapter - Ford 239 Y block to Chevy automatic transmission(1) Top steel ...

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$1,100.00
FO1301  Ford 223 6-cylinder to Ford AOD
$1,250.00

FO1301 Ford 223 6-cylinder to Ford AOD

Speed Gems

Note: This kit will also work for a C5, C6. If you plan on using a C4, be sure that you have the larger 164 tooth flexplate style bellhousing (For...

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$1,250.00
FO1501  Ford 2300 4-cylinder to Chevy V8-Style Automatic Transmission
$1,100.00

FO1501 Ford 2300 4-cylinder to Chevy V8-Style Automatic Transmission

Speed Gems

Materials Included: (1) Adapter plate - Ford 2300 4 cyl to Chevy V8 (1) Crank Adapter - Ford 2300 4 Cyl to Chevy V8 style automatic transmission(1)...

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$1,100.00
FO1801 Ford Modular Engine to Chevy LS1-350
$1,350.00

FO1801 Ford Modular Engine to Chevy LS1-350

Speed Gems

Materials Included:  (1) Adapter plate Ford modular to Chevy(1) Torque converter spacer - Ford Modular Engine to Chevy 700R4/4L80E(2) SHCS M10-1.5 ...

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$1,350.00
FO301  Ford 239/252/272/292/312  “Y” - Block to Ford Small Block AOD
from $1,250.00

FO301 Ford 239/252/272/292/312 “Y” - Block to Ford Small Block AOD

Speed Gems

Note: This kit will also work for a C5, C6. If you plan on using a C4, be sure that you have the larger 164 tooth flexplate style bellhousing (For...

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from $1,250.00
DO103  Designed Specifically for the Dodge Hemi Hellcat 6.2L & 6.4L to Chevy 4L80E/Automatic Transmission
from $1,350.00

DO103 Designed Specifically for the Dodge Hemi Hellcat 6.2L & 6.4L to Chevy 4L80E/Automatic Transmission

Speed Gems

*This Kit allows for using the original factory starter in the stock location, while retaining the factory flexplate, and doesn't require any bloc...

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from $1,350.00
DO102  Dodge Hemi 45RFE to Chevy Automatic Transmission
from $1,350.00

DO102 Dodge Hemi 45RFE to Chevy Automatic Transmission

Speed Gems

*This Kit allows for using the original factory starter in the stock location, while retaining the factory flexplate, and doesn't require any bloc...

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from $1,350.00
DO101  Dodge Hemi w/ NAG1 to Chevy Automatic Transmission
from $1,350.00

DO101 Dodge Hemi w/ NAG1 to Chevy Automatic Transmission

Speed Gems

*This Kit allows for using the original factory starter in the stock location, while retaining the factory flexplate, and doesn't require any bloc...

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from $1,350.00
MT801  Ford T5 1983-1993 to Chevy Bellhousing
$295.00

MT801 Ford T5 1983-1993 to Chevy Bellhousing

Speed Gems

Materials Included: (1) Adapter plate - Chevy bellhousing to Ford T5(2) HCS 3/8-16 x 1-1/2(2) Flat Washer 3/8(2) FHSCS 1/2-13 x 1-1/2(4) SHCS 7/16-...

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$295.00
MT501  Chevy S10 T5 1993-1996 to early Chevy 216 3 & 4-speed Bellhousings (w/ Floor Shift)
$325.00

MT501 Chevy S10 T5 1993-1996 to early Chevy 216 3 & 4-speed Bellhousings (w/ Floor Shift)

Speed Gems

Materials Included: (1) Adapter plate - 1993-1996 Chev S10 T5 to early Chevy 216 4-speed Bellhousings(1) Stud Plate Long(1) Stud Plate Short(2) FHS...

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$325.00