Availability
Headers, Circle Track, IMCA Modified, Adjustable, 4-1 Two-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, 18 Degree Flange, Chevy, Pair
Part Number: SCH-162-99-18
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Adjustable, 4-1 Two-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port, Chevy, Pair
Part Number: SCH-162-99SP
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Adjustable, 4-1 Two-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, 18 Degree Flange, Chevy, Pair
Part Number: SCH-162-9H9H-18
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Sprint Car, Circle Track 4-1 One-piece, Steel, Painted, Chevy, 305, 350, 400, Pair
Part Number: SCH-1022LV
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1132V
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Sprint Car, Circle Track 4-1 One-piece, Steel, Painted, Chevy, 305, 350, 400, Pair
Part Number: SCH-1025LVDN
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1156LBVF
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1156LBVFW
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1156LBVG
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers '5/16" flange, 16ga primaries, 2 1/4"16ga reducers included, excellent spark plug access.
Part Number: SCH-1485-22
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, USRA and IMCA Hobby Stock, Mid, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, 602 Crate Engine, Chevy, Pair
Part Number: SCH-1485CM2-22
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-1102V-3
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-1102VCM
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1105V
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-1105V-3
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3.5 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-1105VCM
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-1105VCM-3
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Spread Port, Chevy, Pair
Part Number: SCH-1106SP
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1106V
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1106VA
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-1106VCM
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, 4-1 One-Piece, Steel, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, 18 Degree Flange, Chevy, Pair
Part Number: SCH-152EV18
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, 4-1 One-Piece, Steel, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, 18 Degree Flange, Chevy, Pair
Part Number: SCH-152V18
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, 4-1 One-Piece, Steel, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port Flange, Chevy, Pair
Part Number: SCH-152VSP
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Headers, Circle Track, 4-1 One-Piece, Steel, 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port Flange, Chevy, Pair
Part Number: SCH-153SP
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
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