Availability
Header Bolts, Flanged Hex Head, 8mm x 1.25, 22mm Underhead Length, Chevy LS, Set of 12
Part Number: SCH-3004-12
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
BUILD IT WITH SUMMIT!
Header Bolts, Split Lock, 8mm x 1.25, 12-Point, Steel, Black Oxide, Chevy LS, Ford 4.0L, Set of 12
Part Number: SUM-910123
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Headers, Sprint Car, Circle Track 4-1 One-piece, Steel, Painted, Chevy, LS, Pair
Part Number: SCH-1022LVLS1-3
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Headers, IMCA Modified Long Tube, Circle Track, Steel, 3.5 in. Collector Diameter, Chevy, 5.7L LS, Pair
Part Number: SCH-1186LS1
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Headers, Truck/Tractor Pull, Upsweep, 1 5/8 in. Primaries, 3 in. Collector, Chevy LS, Pair
Part Number: SCH-1512LS1
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Exhaust Manifold, Blackheart, LS Swap, Stainless Steel, Natural, Universal, Pair
Part Number: HOK-8503HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Exhaust Manifolds, Blackheart, Shorty, LS Swap, 1 3/4 in. Primaries, 2 1/2 in. Outlet, Cast Stainless Steel, Polished, w/Hware/Gaskets, Universal,Pair
Part Number: HOK-8503-1HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Headers, Long Tube, Steel, Painted, 1 7/8 in. Primary, 3 in. Collector, Chevy, GMC, LS Swap, Pair
Part Number: SCH-1303LS1-3
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Headers, Long Tube, Steel, Painted, 1 7/8 in. Primary, 3.5 in. Collector, Chevy, GMC, LS Swap, Pair
Part Number: SCH-1303LS1
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Headers, D.I.R.T. Modified, Chevy, LS Engines, Pair
Part Number: SCH-1124BLS1-3
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-186LS1-3
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 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-1186VLS1
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Headers, Circle Track, Crossover, 4-1 One-Piece, Steel, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-136VLS1
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Headers, Circle Track, 180 Degree Crossover, 4-1 One-Piece, Steel, 1 5/8 - 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-179VLS1-2
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Headers, Circle Track, IMCA Modified, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-161LS1
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Headers, Circle Track, Crossover, 4-1 One-Piece, Steel, 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-136LS1
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Headers, Circle Track, IMCA Modified, 4-1 One-Piece, 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-163LS1
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Headers, Circle Track, IMCA Modified, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-162LS1
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Headers, Circle Track, Crossover, 4-1 One-Piece, Steel, 1 5/8 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-135LS1
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1185VLS1
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-1185VLS1-3
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1106LS1
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-186LS1
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Pro LS CT1, 234/248 Duration, 113.5 LSA + 3.5 Adv, .550I/.550E Lift, 3-Bolt, Compatible with SUM-174002 LS6 Springs. 5.3, 5.7, 6.0, 6.2, 7.0
Part Number: SUM-8735R1
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Pro LS S.P.6 Cam, 256/270 Duration, 108 LSA + 4 Adv, .625/.625 lift, 3-Bolt, compatible with SUM-174005 springs. Gen. 3/4 5.3 5.7 6.0 6.2 7.0
Part Number: SUM-8745R1
Not Yet Reviewed
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.