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Modified Carburetors

SERIES III
FULL MODIFICATIONS



Blake Carburetion Series III carburetors go to the next level of modification with milled air horns, ported & polished venturis for increased air flow, thinned throttle shafts, modified meter blocks, 4 corner idle adjustment and complete dyno testing. Applications range from 450cfm to 1000cfm for engines used in Late Model Asphalt & Dirt, ARCA (short track), Sprint Cup, Trans AM, Tractor Pull, Drag Race & Race Boats and many others.

Oval Track

BLK-07448-31     2bbl, 450cfm 2bbl - 4 cylinder & V8
BLK-04412-31     2bbl, 700cfm 2bbl - V8
BLK-80541-31     4bbl, 650cfm HP mechanical secondary
BLK-80528-31     4bbl, 750cfm HP mechanical secondary
BLK-80509-31     4bbl, 830cfm HP mechanical secondary (Down Leg Boosters)
BLK-80511-31     4bbl, 830cfm HP mechanical secondary (Annular Boosters)
BLK-80496-31     4bbl, 950cfm HP mechanical secondary (750 Body / 850 Base)
BLK-80513-31     4bbl, 1000cfm HP mechanical secondary (Down Leg Boosters)
BLK-80514-31     4bbl, 1000cfm HP mechanical secondary (Annular Boosters)

Drag Race

BLK-04412-32     2bbl, 700cfm 2bbl - V8
BLK-80541-32     4bbl, 650cfm HP mechanical secondary
BLK-80528-32     4bbl, 750cfm HP mechanical secondary
BLK-80496-32     4bbl, 950cfm HP mechanical secondary (750 Body / 850 Base)
BLK-80513-32     4bbl, 1000cfm HP mechanical secondary (Down Leg Boosters)

Marine

BLK-80541-34     4bbl, 650cfm HP mechanical secondary
BLK-80528-34     4bbl, 750cfm HP mechanical secondary
BLK-80513-34     4bbl, 1000cfm HP mechanical secondary (Down Leg Boosters)
BLK-80514-34     4bbl, 1000cfm HP mechanical secondary (Annular Boosters)

SERIES IV
MAXIMUM MODIFICATIONS

Where class rules allow extensive modifications, Blake Carburetion Series IV carburetors offer the very best. Modifications include ported, polished & reshaped main body, thinned throttle shafts, recalibrated metering circuits, 4 corner idle adjustment and complete dyno testing. Applications range from 390cfm to 830cfm for engines used in ARCA, Sprint Cup, Nascar West Speedway and Restrictor Plate.

Oval Track

BLK-80507-43   4bbl, 390cfm HP mechanical secondary - BGN / Craftsman Truck
BLK-80509-41   4bbl, 830cfm HP mechanical secondary (Down Leg Boosters) - ARCA /  Sprint Cup
BLK-80511-41   4bbl, 830cfm HP mechanical secondary (Annular Boosters) - ARCA /  Sprint Cup
BLK-80511-43   4bbl, 830cfm HP mechanical secondary (Restrictor Plate) - ARCA /  Sprint Cup



105A Performance Rd | Mooresville, NC 28115 | phone 704.663.7628 | fax 704.663.4499