TSP 233/239 Cam Specs: 233/239 .600"/.600" 112 LSA The 233/239 camshaft is a very popular camshaft for customers wanting a very street able camshaft that makes approximately 5-7 more horsepower than...

TSP Tsunami Stage 4 Cam Specs: 235/240 .629"/.615" 111 LSA The Tsunami camshaft features aggressive lobes that requires a good double valve spring kit. For customers looking for a quality double...

Texas Speed Long Tube LS1 Headers! The TSP 1 7/8" Long Tube headers are possibly the most powerful LS header available for the money! These headers offer gains of 25+ RWHP! These are the perfect...

LS7 Cylinder Head Porting Service – Customer Supplied HeadsElevate your LS7 engine's performance with our Precision Race Components (PRC) LS7 CNC 265cc Porting Service. This service is for...

LS3/L92 Cylinder Head Porting Service – Customer Supplied HeadsTransform your GM LS3/L92 cylinder heads into high-performance powerhouses with our professional porting service. Backed by...

Precision Race Components all new cylinder head castings completed with 247cc runners. For 408 cubic inch and larger applications with 4.03"+ bore sizing.   MADE IN THE...

Precision Race Components all new cylinder head castings completed with 237cc runners. For 370 cubic inch and larger applications with 4.00"+ bore sizing. Click Here to SEE why we build better...

Precision Race Components all new cylinder head castings completed with 227cc runners. For stock cubic inch LS1/LS2 applications requiring smaller chambers for extra compression MADE IN THE...

GM Performance 12713265 LS .550" Lift Valve Spring Kit LS1 LS2 LS6 5.3 5.7 6.0 - FREE SHIPPING IN THE CONTINENTAL US ONLY. Sold as a set of 16 valve springs   GM High Performance LS .550"...

TSP Magic Stick 3 Cam Specs: 238/242, .600'/.600', 112 LSA, 110 ICL The Magic Stick line of camshafts is the most popular line of camshafts Texas Speed offers. The Magic Stick 3 camshaft is designed...

TSP Torquer V2 Cam Specs: 232/234.600"/.600" 112 LSA The Torquer V2 camshaft is a very popular camshaft for customers wanting a big power camshaft that makes big power gains while still having the...

TSP Magic Stick 4 Cam Specs: 239/242 .649"/.600" 111.5 LSA The Magic Stick line of camshafts is the most popular line of camshafts Texas Speed offers. The Magic Stick 4 camshaft is designed to be an...