2013 Chevrolet Corvette Base Performance Parts

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 PLATINUM LS DUAL SPRING KIT - .660" LIFT - SK001 The BTR platinum spring kit would be inducted into the LS aftermarket hall of fame if such a thing existed. Whether you’re putting together a daily driver with a mild cam, a 600...

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 seal has you covered. Can be used in place of GM part # 89060436.

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 last. This gasket is applicable where either GM part # 12633578 or 12639249 is...

BTR PLATINUM PLUS DUAL SPRING KIT - .685" LIFT - SK702 When you decide to take a walk on the wild side and exceed the .660” limit of our popular Platinum Spring Kit, the next step is our .685” Spring Kit. A higher spring...

BTR PLATINUM PLUS LS DUAL SPRING KIT - .685" LIFT - SK701 - DART OR RHS VALVE GUIDES  - .060 LOCATOR - SK701/2060/BB When you decide to take a walk on the wild side and exceed the .660” limit of our venerable Platinum Spring Kit,...

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 flexplate adapter kit makes installation a breeze. This kit includes: (1) 12563532 (1) 19260102 (6) BTR57940 Designed for torque converters that...

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

BTR OIL PAN GASKET - LS - BTR12350 BTR oil pan gasket that can be used in place of GM part # 12612350

BTR HEAD BOLT KIT - 04+ LS - 2 NEEDED PER ENGINE - BTR00568 The BTR equivalent of the Chevrolet Performance 17800568 head bolt kit. Same great quality, lower price. What's better than that? Make sure you purchase TWO kits per engine if needed...

BTR BEEHIVE SPRING LOCATORS - FOR OEM LS GUIDES - .071" THICK - BULK BAG OF 200 - SL505071BH-200 BTR Spring Locator Bulk Bag of 200pc for Beehive LS springs with OEM LS guides. 0.500" ID - 0.9025" Step ID -  1.260" OD -...

BTR BEEHIVE SPRING LOCATORS - FOR OEM LS GUIDES - .071" THICK - SET OF 16 - SL505071BH-16 BTR Spring Locator set for Beehive LS springs with OEM LS guides. 0.500" ID - 0.9025" Step ID -  1.260" OD - 0.071" thick.

BTR BEEHIVE SPRING LOCATORS - FOR OEM LS GUIDES - .045" THICK - SET OF 200 - SL505045BH-200 BTR Spring Locator set for Beehive LS springs with OEM LS guides. 0.504" ID - 0.900" Step ID - 1.260" OD - 0.045" thick.

BTR BEEHIVE SPRING LOCATORS - FOR OEM LS GUIDES - .045" THICK - SET OF 16 - SL505045BH-16 BTR Spring Locator set for Beehive LS springs with OEM LS guides. 0.504" ID - 0.900" Step ID - 1.260" OD - 0.045" thick.

BTR BARE BLOCK PLUG KIT BTR engine clock coolant plug that can be used in place of GM part # 12561663. Includes: (1) BTR61663 Large Coolant Plug (3) BTR88949 Small Coolant Plug (1) BTR73460 Oil Galley Plug (1) BTR27693 Plug Core