Evo X & RalliArt
2116 Stonington Ave, Hoffman Estates, IL 60169
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Evo X & RalliArt
**Boostin Performance 1/2" L19 4G63 Head Stud Kit** - 1,200WHP+ Red Demon/7 Second Spec (DSM/Evo 8/9)
This Boostin Performance 1/2" L19 Head Stud Kit is the key to sealing your head gasket when making over 1,000 WHP!! We have been testing this head stud kit on our shop drag car, the Red Demon, which makes over 1,300+ WHP, at 70+ PSI boost pressure, and have had
head gasket issues since using this 4G63 designed 1/2" L19 Head Stud Kit.
Each Kit Includes:
(10) 1/2" L19 Head Studs
Installation instructions for your machinist/machine shop
A custom BP Spec Head Gasket can also be included with your BP 1/2" L19 4G63 Head Stud Kit order. These Boostin Performance Spec Head Gaskets
be used in combination with our BP 1/2" L19 4G63 Head Stud Kit.
(*Please note that our BP Spec Copper Head Gasket option does NOT include coolant passage ways.)
Head and block machining
for this head stud kit to work. The 4G63 7-bolt blocks can be tapped to 1/2" without any issues.
Quantity in Stock:1
Usually Ships in 1 to 2 Business Days
BP Spec Copper Head Gasket Included:
Yes [Add $199.00]
BP Spec MLS Head Gasket Included:
Yes [Add $131.00]
6 Bolt DSM Only
7 Bolt DSM
7 Bolt Evo 8/9
Our Boostin Performance 1/2" L19 Head Stud kit is the same one that we use on the 4 Cylinder AWD & H-Pattern Manual Transmission record setting Red Demon, which has run multiple 7 second passes in the 1/4 mile, and numerous 213+mph passes in the 1/2 mile. This BP Head Stud Kit has been tested to 70+ PSI boost pressure without any issue.
Rods - Manley H Beam Connecting Rods (DSM/Evo 8/9)
Camshafts - GSC Billet Camshaft Set (DSM)
Kiggly - Billet 12-Tooth Crank Trigger Sensor V3 (DSM / Evo)
**Boostin Performance Ported Stage 3 Cylinder Head** (DSM/Evo 8/9)
Camshafts - Kelford Camshaft Set (DSM)
Supertech Valve Stem Seal (Intake) for 4G63/6G72
Rods - R&R Aluminum Connecting Rods (DSM / Evo)
Valve Springs - Kiggly High Pressure Beehive Valve Springs (DSM/Evo 8/9)
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