All Parts

BTR HEADERS GASKET - LS - MLS - BTR17944 BTR HEADER gasket can be used in place of GM part # 12617944. 2 NEEDED PER ENGINE!

BTR HEADER GASKET SET - BTR17944-2 BTR's header gaskets for LS engines are sold in pairs and are multi layer steel construction. 

BTR FLEXPLATE ADAPTER KIT - LS TO TH400/TH350/700R/PG - BTR21399  If you're bolting a TH350/400, Powerglide, or 700R4 behind your LS motor, BTR's ...

BTR LS9 HEAD GASKETS - MLS - BTR22033-2  If you're putting together a budget power adder build, the BTR LS9 head gasket can't be beat for pe...

BTR LS9 HEAD GASKETS - MLS - BTR22033-2 If you're putting together a budget power adder build, the BTR LS9 head gasket can't be beat for performan...

BTR LSX CAM BOLTS (set of 3)  Easily end your camshaft timing worries with these cam bolts from our cam experts here at Brain Tooley Racing. You w...

BTR GEN 4 LS GASKET KIT Gen IV Includes: (1) BTR LS2/LS3/LS7 Gen IV Valley Cover Gasket BTR10141 (2) BTR LS1/LS2/LS3 HEADERS Gasket BTR17944 (1) B...

BTR WATER PUMP GASKET - LS - BTR30223 BTR water pump gasket that can be used in place of GM part # 12630223. SOLD INDIVIDUALLY 

BTR FRONT TIMING COVER GASKET - BTR33904 BTR's front timing cover gasket is a must any time you have the front cover off of your engine. After wre...

BTR FRONT TIMING COVER GASKET - BTR33904I BTR's front timing cover gasket is a must any time you have the front cover off of your engine. After wr...

BTR TIMING COVER DAMPER SEAL - GEN V LT - BTR34614 BTR's replacement timing cover seal for Gen V engines can be used in place of GM part # 12634614.

BTR VALVE COVER GASKET - LS - BTR37683 BTR's valve cover gaskets can be used in place of GM part # 12637683

BTR REAR COVER GASKET - LS - BTR39249 If you're in need of a rear cover gasket during a build, BTR has your back with a durable gasket that will l...

Features BTR SKU BTR46600 Brand Brian Tooley Racing Part Type Header Bolt Engine Type Gen III/Gen IV LS

BTR's lower timing gear offers the same level of quality expected from all BTR products. This lower gear offers a few benefits offer the Chevrolet ...

BTR VALLEY COVER GASKET - GEN 3 LS - BTR58178 BTR's Gen 3 valley cover gasket can be used in place of GM part # 12558178.

BTR MAIN CAP BOLT - BTR60272 Stock replacement main cap bolt for Gen III and Gen IV LS engine. Sold individually, 10 needed per engine. 

BTR MAIN CAP STUD WITH WINDAGE TRAY PROVISION - BTR60273 Stock replacment main cap stud with windage tray provision for Gen III and Gen IV LS engi...

BTR INTAKE MANIFOLD GASKET SET - 4.8/5.3/6.0 TRUCK - BTR60413 BTR intake manifold gasket that can be used in place of GM part # 89060413.

BTR REAR MAIN SEAL - LS - BTR60436 Leaky rear main seal? Engine out and it's time for some preventative maintenance? Either way, BTR's rear main s...

BTR ROCKER ARM BOLT SET FOR LS ENGINES - BTR60961   Stock replacement rocker arm bolts for LS engines (does NOT work with LS7).

BTR engine clock coolant plug that can be used in place of GM part # 12561663.

BTR CRANKSHAFT SPACER KIT - 6-BOLT - BTR63532K  If you're bolting your LS up to a GM automatic transmission produced before 1997, our crank spacer...

Stock replacement cylinder head dowel for Gen III and Gen IV LS engines.

BTR GEN 3 LS GASKET KIT Gen III Includes: (1) Chevrolet Performance Gen III Valley Cover Gasket - 12558178 (2) BTR LS1/LS2/LS3 HEADERS Gasket - BT...

BTR OIL GALLEY PLUG - BTR73460 BTR oil galley plug that can be used in place of GM part # 12573460

BTR SINGLE POLE LS1/LS2 TIMING GEAR LIKE 12576407 - BTR76407 The BTR single Pole timing gear is the perfect part to add when freshing up your engi...

BTR ROCKER ARM WITH TRUNNION INSTALLED - CATHEDRAL PORT HEADS - BTR81275 These internationally sourced rocker arms from BTR are a great option for...

BTR TIMING COVER DAMPER SEAL - LS - BTR85673 BTR's replacement timing cover seal for LS engines can be used in place of GM part # 12585673.

BTR FOUR POLE CAM GEAR - LS2/LS3 - LIKE 12586481- BTR86481 This BTR 3-bolt 4 Pole timing chain gear is used when converting from a 1 bolt camshaft...

This is the BTR LS2 and newer timing chain dampener. This helps dampen chain whip and extend timing chain life. Will not fit LS1 and LS6 blocks wi...

BTR SMALL COOLANT PLUG - BTR88949 BTR coolant plug that can be used in place of GM part # 11588949.

BTR CAM RETAINER PLATE - BTR89016  These GM camshaft retainer plates are designed to fit behind the front cover and act as a seal for the front oi...

BTR HEAD GASKET - 4.8/5.3/LS1 - SOLD INDIVIDUALLY - BTR89226 BTR has sourced our very own MLS head gasket that can be used on 4.8, 5.3, and 5.7 li...

BTR SMALL BORE 7 LAYER HEAD GASKETS - 3.940. BORE - .055. THICKNESS - SOLD IN PAIRS - BTR973010-2  These small bore, seven layer MLS head gaskets ...