What are the opening hours?

Monday 8am - 5pm Tuesday 8am - 5pm Wednesday 8am - 5pm Thursday 8am - 5pm Friday 8am - 5pm

Concept Performance

Concept Performance is an American Made aftermarket aluminum engine block manufacturer. We currently only provide dealers with Concept Performance's NEW LSR Aluminum Engine Block. It is the newest addition to the LS performance aftermarket products.

01/06/2026

One of my best friends right here man! No BS, no fake personality…he is who he is and we love him for that! Forever live The Reaper!

Photos from CIDHeads - Competition Induction Designs's post

12/23/2025

👀 LSR 🔥🔥🔥

The LTR needed a spot on the feed 💪

The Concept LTR block is pure American muscle from the inside out :
-Cross-braced lifter valley with individual oil drain backs
-Beefed-up 0.750” deck thickness
-Extra stock in front/rear valley walls for added strength
-Billet main caps + ARP hardware for lock-down reliability
-Maximized crank saddle radius = less stress, more longevity
-Six-bolt head pattern for high-clamp performance
-OEM LT accessory compatible
-Weighs in at just 120 lbs with caps
100% American-made. 100% ready to rip.

📲 Ready to find your fast?
Tap the link below or call 501-985-4947

🛠️ gwatneyperformance.com
https://gwatneyperformance.com/concept-performance-aluminum-gen-v-lt-standard-deck-race-block-ltr-sd10x/

Concept Performance

#GPIPerformance #LTRBlock #LTBuilds #BuiltToLast #BilletPower #BoostReady #AmericanMadePower #TeamGPI #EngineBlockGoals

07/07/2025

Gwatney Performance Innovation does it up right!!!

The LTR needed a spot on the feed 💪 The Concept LTR block is pure American muscle from the inside out : -Cross-braced lifter valley with individual oil drain backs -Beefed-up 0.750” deck thickness -Extra stock in front/rear valley walls for added strength -Billet main caps + ARP hardware for lock-down reliability -Maximized crank saddle radius = less stress, more longevity -Six-bolt head pattern for high-clamp performance -OEM LT accessory compatible -Weighs in at just 120 lbs with caps 100% American-made. 100% ready to rip. 📲 Ready to find your fast? Tap the link below or call 501-985-4947 🛠️ gwatneyperformance.com https://gwatneyperformance.com/concept-performance-aluminum-gen-v-lt-standard-deck-race-block-ltr-sd10x/ Concept Performance #GPIPerformance #LTRBlock #LTBuilds #BuiltToLast #BilletPower #BoostReady #AmericanMadePower #TeamGPI #EngineBlockGoals

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Telephone

+13179264591

Website

http://www.conceptperformance.com/

Address

Indianapolis, IN
46203

Opening Hours

Monday	8am - 5pm
Tuesday	8am - 5pm
Wednesday	8am - 5pm
Thursday	8am - 5pm
Friday	8am - 5pm