Atk r&d 370ci lq4 engine for sale! 559hp/494tq
 

This auction is for a Custom Built ATK HP LQ4 370CI Long Block Engine. This was an R&D Prototype engine that due to cores we will now be offering with a new Gen 4 block in the future, not the Gen 3 LQ4 this was built with.

This engine produced 559HP/494TQ with a Carb setup and will come with a dyno sheet. This is a bare block assembly. This engine has about 3 hours of dyno time on it only and at this price will be sold with NO WARRANTY.

$5700.00 and Free shipping in the main 48 states. Tax may be additional in certain states.

Block: LQ4 Cast Iron 4.030"
Crankshaft: ATK Reground 3.622" .010/.010
Rods: Scat 4340 I Beam 6.125" with ARP 8740 Bolts
Pistons: Manley Platinum 2618 Forged +4cc Flat Top 10.1:1 Compression
Rings: Hastings Moly
Bearings: King HP Main/Rod
Heads: New GM LS3 Rectangular Port 68.4cc - 2.165/1.590 with Howards Conical Springs
Head Bolts: ARP Head Bolts
Camshaft: Custom Howards Hyd. Roller
Lifters: GM LS7
Lifter Trays: LS2
Timing Chain: Rollmaster CS1190 Billet Single Row
Pushrods: Howards Hardened
Oil Pump: Melling Standard Volume-High Pressure

https://cimg2.ibsrv.net/gimg/ls1tech...158dcbfb5a.jpg



Give us a call at 866-721-2315 or PM with any questions.

Brandon

Dyno sheet:


https://cimg4.ibsrv.net/gimg/ls1tech...a3f81c3d87.jpg