New Products

MT401  Chevy 216/235 with 3-speed Bellhousing (1954 and Older) to Chevy S10 T5 (1993-1996)
$255.00

MT401 Chevy 216/235 with 3-speed Bellhousing (1954 and Older) to Chevy S10 T5 (1993-1996)

Speed Gems

Materials Included: (1) Adapter plate - 1993-1996 Chevy S10 T5 to 1954 or older Chevy 216/235 w/ 3-speed(4) FHSCS 3/8-16 x 1-1/4(4) SHCS 7/16-14 x ...

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$255.00
MT301  216/235 with 3-speed Chevy Bellhousing 1954 and Older to Chevy S10 T5 1984-1992
$255.00

MT301 216/235 with 3-speed Chevy Bellhousing 1954 and Older to Chevy S10 T5 1984-1992

Speed Gems

Materials Included: (1) Adapter plate - 1984-1992 Chevy S10 T5 to 1954 or older Chevy 216/235 with Chevy 3-speed Bellhousings(4) FHSCS 3/8-16 x 1-1...

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$255.00
MT201  Chevy 3 & 4-speed Bellhousings (most) to Chevy S10 T5 1993-1996
$325.00

MT201 Chevy 3 & 4-speed Bellhousings (most) to Chevy S10 T5 1993-1996

Speed Gems

Materials Included:  (1) Adapter plate - Chevy Bellhousings to Chevy/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) H...

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$325.00
MT1001  Chevy T5 1984-1992 to 1947 & older Chevy 216 3 & 4-speed Bellhousings (w/ Floor Shift)
$295.00

MT1001 Chevy T5 1984-1992 to 1947 & older Chevy 216 3 & 4-speed Bellhousings (w/ Floor Shift)

Speed Gems

Materials Included: (1) Adapter plate - 1947 and older Chevy 216 Bellhousing with floor shift 3 and 4-speed to 1984-1992 Chevy S-10 T5(4) FHSCS 1/2...

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$295.00
CH301  Chevy 216/235/261 to Chevy Automatic V8 Transmission
from $1,150.00

CH301 Chevy 216/235/261 to Chevy Automatic V8 Transmission

Speed Gems

Call us for order details +1(763) 767-4480 Materials Included:  (1) ADAPTER PLATE, CHEVY IN-6 TO CHEVY V8 Automatic Transmission(2) SHCS, ¼-28 X 1...

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from $1,150.00
BU1001  Buick 364 Nailhead Heavy Duty Cast-Aluminum Stick Kit
from $1,450.00

BU1001 Buick 364 Nailhead Heavy Duty Cast-Aluminum Stick Kit

Speed Gems

*Please indicate what year your engine is in the comments when ordering.1957-63 has a 2.00" Crank I/D1964-66 has a 1.70" Crank I/D*Please indicate ...

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from $1,450.00
BU701 1964-1966 Buick 401/425 Nailhead to Chevy Automatic V8 Transmission W/ Large Hole Flexplate
from $925.00

BU701 1964-1966 Buick 401/425 Nailhead to Chevy Automatic V8 Transmission W/ Large Hole Flexplate

Speed Gems

Materials Included: (1) Adapter Plate - Buick Nailhead to Chevy(1) Crank Adapter-1964-66 Buick 401/425 Nailhead to Chevy Auto.(1) Torque Converter ...

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from $925.00
BU601 1957-1963 Buick 364 Nailhead (w/ 2.90” crank flange) to Chevy Automatic Transmission
from $1,150.00

BU601 1957-1963 Buick 364 Nailhead (w/ 2.90” crank flange) to Chevy Automatic Transmission

Speed Gems

Materials Included: (1) Adapter Plate - Buick Nailhead to Chevy(1) Crank Adapter-Inner(1) Crank Adapter-Outer(1) Torque Converter Drive Plate(1) Fl...

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from $1,150.00
BU501 1953-1956 Buick 264/322 Nailhead to Chevy Automatic V8 Transmission
from $1,150.00

BU501 1953-1956 Buick 264/322 Nailhead to Chevy Automatic V8 Transmission

Speed Gems

Materials Included: (1) Adapter Plate - Buick Nailhead to Chevy(1) Crank Adapter 1953-56 Buick 264/322 Nailhead to Chevy Auto.(1) Torque Converter ...

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from $1,150.00
BU301  Buick Straight-8  320 w/ orig. Manual Transmission to Chevy V8 Automatic
from $1,250.00

BU301 Buick Straight-8 320 w/ orig. Manual Transmission to Chevy V8 Automatic

Speed Gems

Note: THE TORQUE TUBE WILL NEED TO BE CONVERTED TO A MODERN DRIVESHAFT TO BE ABLE TO ADAPT TO A NEWER TRANSMISSION TAILSHAFT FLANGE OR TRANSFER CAS...

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from $1,250.00
BU401  Buick Straight-8  320 w/ orig. Dynaflow (w/ 3.625" crank flange) to Chevy V8 Automatic
from $1,250.00

BU401 Buick Straight-8 320 w/ orig. Dynaflow (w/ 3.625" crank flange) to Chevy V8 Automatic

Speed Gems

Note: THE TORQUE TUBE WILL NEED TO BE CONVERTED TO A MODERN DRIVESHAFT TO BE ABLE TO ADAPT TO A NEWER TRANSMISSION TAILSHAFT FLANGE OR TRANSFER CAS...

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from $1,250.00
BU101  Buick Straight-8  233/248/263 w/ orig. Manual Transmission to Chevy V8 Automatic
from $1,250.00

BU101 Buick Straight-8 233/248/263 w/ orig. Manual Transmission to Chevy V8 Automatic

Speed Gems

Note: THE TORQUE TUBE WILL NEED TO BE CONVERTED TO A MODERN DRIVESHAFT TO BE ABLE TO ADAPT TO A NEWER TRANSMISSION TAILSHAFT FLANGE OR TRANSFER CAS...

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from $1,250.00
CA601  Cadillac 429 to 700R4 Chevy Automatic v8 Transmission
$750.00

CA601 Cadillac 429 to 700R4 Chevy Automatic v8 Transmission

Speed Gems

Materials Included: (1) Adapter Plate - Cadillac 429 to Chevy 700R4(1) Torque Converter Spacer(1) Pilot Bushing - Cadillac 429 to 700R4(2) Dowel Pi...

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$750.00
CA501 1949-54 CADILLAC 331 W/ “EXTENDED BELLHOUSING” BLOCK STYLE TO CHEVY MANUAL TRANSMISSION
from $1,650.00

CA501 1949-54 CADILLAC 331 W/ “EXTENDED BELLHOUSING” BLOCK STYLE TO CHEVY MANUAL TRANSMISSION

Speed Gems

Materials Included: (1) Bell Housing - 1949 Old/Cad to Chevy Manual(1) Flywheel(1) Starter(1) Starter Block - Multiple Olds/Cadillac applications(1...

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from $1,650.00
CA201 1942-1948 Cadillac 346 Flathead w/Hydra-matic to Chevy Automatic V8 Transmission
from $1,350.00

CA201 1942-1948 Cadillac 346 Flathead w/Hydra-matic to Chevy Automatic V8 Transmission

Speed Gems

*This kit will only fit the 346-Cadillac Engine that originally had a Hydra-matic Transmission.   Materials Included: (1) Adapter Plate-Inner - Cad...

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from $1,350.00
CA401 1949-54 CADILLAC 331 W/ “EXTENDED BELLHOUSING” BLOCK STYLE TO CHEVY AUTOMATIC V8 TRANSMISSION
from $1,650.00

CA401 1949-54 CADILLAC 331 W/ “EXTENDED BELLHOUSING” BLOCK STYLE TO CHEVY AUTOMATIC V8 TRANSMISSION

Speed Gems

Materials Included: (1) Adapter Plate - Olds/Cadillac 1949-1964 to Chevy(1) Crank Adapter - Olds/Cadillac 1949-1964 to Chevy(1) Torque Converter Dr...

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from $1,650.00
CA101 1954-63 CADILLAC 365/390 OR “FLAT-BACK” BLOCK STYLE 331 TO CHEVY AUTOMATIC V8 TRANSMISSION
from $1,250.00

CA101 1954-63 CADILLAC 365/390 OR “FLAT-BACK” BLOCK STYLE 331 TO CHEVY AUTOMATIC V8 TRANSMISSION

Speed Gems

Materials Included:  (1) Adapter Plate - 1954 & up Cadillac to Chevy Automatic(1) Crank Adapter(1) High Torque mini-Starter(2) HCS 3/8-16 x 3-3...

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from $1,250.00
FO1101  Ford Model A/B to Chevy Automatic Transmission
from $1,650.00

FO1101 Ford Model A/B to Chevy Automatic Transmission

Speed Gems

Materials Included:  (1) Adapter plate - Ford Model A to Chevy auto(1) Crank Adapter - Ford model A/B to Chevy automatic transmission(1) Flexplate(...

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from $1,650.00