IMCA/UMP Dirt Modified 4-1 Header

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Part#: IDM-2311XS2

IMCA Dirt Modified IDM 4-1 Header Sup. Super Spec Brodix Single Step 1 3/4 x 1 7/8 x 3.5" Collector
Part#: IDM-23D1

IMCA Dirt Modified 4-1 Header 23 degree Double Step 1 5/8 x 1 7/8 x 3 Collector
Part#: IDM-23D1-BV

IMCA Dirt Modified 4-1 Header 23 degree Bowtie Vortec Double Step 1 5/8 x 1 7/8 x 3" Collectors
Part#: IDM-23D1-DP

IMCA Dirt Modified 4-1 Header 23 degree Dart Platinum Double Step 1 5/8 x 1 7/8 x 3" Collectors
Part#: IDM-23S1

IMCA Dirt Modified IDM 4-1 Header Single Step 1 5/8 x 1 3/4 x 3" Collectors
Part#: IDM-23S1-602

IMCA Dirt Modified IDM 4-1 Header 602 Crate Single Step 1 5/8 x 1 3/4 x 3" Collectors
Part#: IDM-23S1-604

IMCA Dirt Modified IDM 4-1 Header 604 Crate Single Step 1 5/8 x 1 3/4 x 3 Collectors
Part#: IDM-23S1BV

IMCA Dirt Modified IDM 4-1 Header Bowtie Vortec Single Step 1 5/8 x 1 3/4 x 3 Collectors
Part#: IDM-23S1DP

IMCA Dirt Modified IDM 4-1 Header Dart Platinum Single Step 1 5/8 x 1 3/4 x 3 Collectors
Part#: IDM-23S2

IMCA Dirt Modified IDM 4-1 Header ..Single Step 1 3/4 x 1 7/8 x 3.5 Collectors
Part#: IDM-23S2BV

IMCA Dirt Modified IDM 4-1 Header Bowtie Vortec Singel Step 1 3/4 x 1 7/8 x 3.5 Collectors
Part#: IDM-23S2DP

IMCA Dirt Modified IDM 4-1 Header Dart Platinum Single Step 1 3/4 x 1 7/8 x 3.5 Collectors
Part#: IDM-602-14S1

IMCA-UMP Dirt Modified 4-1 header w/ tri-y tubes 602 Crate Motor Sinlge Step 1 5/8 x 1 3/4 w/ -17 Divider Plate Collector, 2.5" Muffler & 2.5" Extension
Part#: IDM-602-NSM

IMCA-UMP Dirt Northern Sport Modified Header 602 Crate Motor, Straight 1 5/8 tube, 2.75" x 9" long Collector
Part#: IDM-602-SSM

IMCA Southern Sport Mod 602 Crate Straight 1 5/8 with 3" Collector
Part#: IDM-604-14S1

IMCA-UMP Dirt Modified Header 604 Crate Motor Sinlge Step 1 5/8 x 1 3/4 w/ -17 Divider Plate Collector, 2.5" Muffler & 2.5" Extension
Part#: IDM-604-S1

IMCA Dirt Modified 4-1 Header 604 Crate Single Step 1 5/8 x 1 3/4 x 2.75" Collector
Part#: IDMCO-EXT

IMCA Cross Over Y-Pipe Kit w/ 2 Elbows 4 - 1
Part#: IDM-FGT40-NSM

IMCA Dirt Modified 4-1 Header Ford GT40 Northern Sport Mod Straight 1 5/8" w/ 9" Collector and 2.5" x 10" Turndowns
Part#: IDM-FGT40-S1

IMCA Dirt Modified Ford GT40 Flange Single Step 1 5/8 x 1 3/4 x 3" Collector
Part#: IDM-FND1

IMCA Dirt Modified 4-1 Ford N Double Step 1 5/8 x 1 7/8 x 3" Collectors
Part#: IDM-FN-N1

IMCA Dirt Modified 4-1 Header Ford N Head Straight 1 5/8" - 3" Collectors
Part#: IDM-FNS1

IMCA Dirt Modified Ford N Header Single Step 1 5/8 x 1 3/4 x 3" Collectors
Part#: IDM-FSC1S2

IMCA Dirt Modified Ford SC1 Header, Single Step 1 3/4 x 1 7/8 x 3.5" Collectors
Part#: IDM-LS-S1

IMCA UMP Dirt Modified 4-1 Header LS Motor Single Step 1 5/8 x 1 3/4- 3 Collector
Part#: IDM-MEQ-NSM

IMCA Dirt Modified 4-1 Header Mopar EQ Heads Straight 1 5/8" - 2.75" x 9" long Collector with 10" Turndowns
    

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