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The SpeedFactory Racing 4140 Head Stud Kit is great for most forced induction applications up to 800+HP and includes oversized forged nuts & washers for superior load distribution
K-Series Engines
Installation is simple and no cutting or soldering is necessary (for JDM SPEC ECUs)
(1) 1/8 NPT Pipe Plug
SpeedFactory Racing High Performance MLSS-HP Head Gaskets for Honda/Acura B-Series VTEC Engines NEW APPAREL! The SpeedFactory Racing 4140 HeadSpeedFactory High Performance MLSS HP Head Gaskets for Honda Acura B Series VTEC Engines, Including LS VTEC & B20 VTEC These MLS gaskets have been purpose built to provide an excellent seal on high compression nitrous turbocharged engines, and when used in combination with our Extreme Duty L19 Head Stud Kit have been real world tested to 1000hp with excellent results. Our gasket utilizes a 4 layer design with specialized embossments that increase
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