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• No clearance issues with oil filter, spark plugs, starter, kick out oil pan, rear mounts, valve cover
• Clears firewall that is minimum 7" from back of block
• Exits inside frame rail
• Standard Chevy
• Tube Diameter: 1-5/8" to 1-3/4"
• Collector Diameter: 3"
• Collector Length: 9"
• Bolts & gaskets included

• No clearance issues with oil filter, spark plugs, starter, kick out oil pan, rear mounts, valve cover
• Clears firewall that is minimum 7" from back of block
• Exits inside frame rail
• Standard Chevy
• Tube Diameter: 1-3/4"
• Collector Diameter: 3"
• Collector Length: 9"
• Bolts & gaskets included

• New - 95 DB Mufflers
• ASCS Sanctioned
• Steel construction with Black finish
• Length: 14"
• Inlet/Outlet Diameter: 3-1/2"
• Body Diameter: 4-1/2"
• Weight: 4 pounds

• 1-5/8" - 1-3/4" stepped design
• 3 x 8 Collector
• Features longer primaries for maximum torque and horsepower
• Fits Harris, Hoffman, Hughes and others
• For Crate 604 Applications
• SBC 604 Crate Flange, D-Port

• Sprint Car Header
• Welded to clear 4 inches from head to inside of header
• Forward Design for additional muffler clearance
• 32" primary, 18 gauge tubing, long collector
• Forward Design for additional muffler clearance
• Bolts & gaskets included

• IMCA/UMP Small Block Chevy Modified header
• Tube Diameter: 1-5/8"
• Collectors: 3" x 8"
• Flange: Standard Chevy
• Mid-length primary style
• Fits BMS, Hughes, Jet, Larry Shaw, Razor, and TRE chassis
• Standard Chevy flange
• Bolts & gaskets included

• This steel O2 sensor bung from Schoenfeld Headers allows for easily adding an O2 probe to exhaust systems requiring one.
• 18 mm
• For Off-Road use only

• Circle Track 4-1 one-piece
• For 23° Chevy Applications
• 1-5/8" Primaries, 3" x 8" Collector
• SBC Stock Flange, Square Port
• Temporary non-high temperature paint
• Bolts and gaskets included
• Sold as a pair

• IMCA Sanction approved
• Round case mufflers designed for racing
• Steel construction with Black finish
• Straight-through core for minimal weight
• Muffler slides into 3" collectors
• Length: 9"
• Weight: 1.95 Lbs