Cylinder Head Accessories

Dart Stainless Steel 8mm x 2.200 LS7 Intake Valve 21397200  

Dart Stainless Steel 8mm x 2.080 LS1 Intake Valve 21392080  

Dart Stainless Steel 8mm x 2.055 LS1 Intake Valve 21392055  

Dart Stainless Steel 8mm x 2.020 LS1 Intake Valve 21392020     

Dart Race Series 7/16" Head Stud Kit 66120027 - 23 Bolt For Aluminum LS 10 Degree Next Block  

Dart Race Series 7/16" Head Stud Kit 66120017 - 23 Bolt For Iron LS 10 Degree Next Block  

LSXceleration 4.8/5.3/5.7L Small Bore LS9 MLS 7-Layer Head Gasket 14-22034 3.940" bore x .055" thickness x 7-layer MLS.  This head gasket allows small bore engines to have the same sealing power as the LS9 head gasket. It is essentially a smaller...

LSXceleration GM Gen V 6.6L L8T MLS Head Gasket 14-88186 (Like GM 12688186) 4.0944" (104mm) bore x .0523" (1.33mm) thickness.    

LSXceleration Inconel 8mm x 1.600 LS Exhaust Valves 15-31600-8 Inconel LS Valve 1.600" Head x 8mm Stem x 4.915" OAL x 0.160" Tip Features: Hardened Stem Tip Ideal for Extreme Duty and Turbo Applications Chrome Plated Stem Fully Machined...

LSXceleration Inconel 8mm x 1.600 LS Exhaust Valve 15-31600-1 Inconel LS Valve 1.600" Head x 8mm Stem x 4.915" OAL x 0.160" Tip Features: Hardened Stem Tip Ideal for Extreme Duty and Turbo Applications Chrome Plated Stem Fully Machined...

LSXceleration GM LS9 MLS 7-Layer Head Gasket Set 15-22033-2 4.100" bore x .053" thickness x 7-layer MLS. Made in Germany.    

LSXceleration GM LS3 MLS 5-Layer Head Gasket Set 14-10046-2 4.094" (104mm) bore x .052" (1.33mm) thickness x 5-layer MLS. Same as Chevrolet Performance 12610046.