The GEN V small block has arrived, back for a 3rd time by popular demand, GM presents
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The 6.2-liter LT1 Small Block. Yes, LT1.
![](https://sphotos-a.xx.fbcdn.net/hphotos-snc7/318979_10151190640638930_1692187845_n.jpg)
Direct injection system hidden under the intake manifold. Injector flow rate is 22.0cc/s@10MPa, up to 2,175psi (15MPa). 65-volt fuel injector controller. Highest flowing pump on the market and it is driven off of the camshaft with a unique lifter system.
![](https://sphotos-b.xx.fbcdn.net/hphotos-ash4/318955_10151190689483930_1067803216_n.jpg)
Intake and exhaust valves have been swapped from the Gen4 design to allow for maximum power and a central plug design.
![](https://sphotos-b.xx.fbcdn.net/hphotos-ash4/229933_10151190702718930_2063177502_n.jpg)
AFM (Active Fuel Management) lifter...
CVVT camshaft...
Fuel injection cam follower...
![](https://sphotos-b.xx.fbcdn.net/hphotos-ash3/548679_10151190654648930_1984221099_n.jpg)
ll aluminum Lt1 block.
319 precision cast.
Cast-in-place liner, optimized for windage, new water jackets, M12 head bolts (vs. M11 on the Gen4). Nodular Iron main caps.
![](https://sphotos-a.xx.fbcdn.net/hphotos-ash4/297211_10151190714043930_1859426438_n.jpg)
Gen5 LT1 vs. LS3 (6.2 vs. 6.2)
![](https://sphotos-b.xx.fbcdn.net/hphotos-snc7/598769_10151190678158930_992402708_n.jpg)
The LT1 over the years.
![](https://sphotos-a.xx.fbcdn.net/hphotos-prn1/155368_10151190759613930_1390886066_n.jpg)
Images and info provided by GMHTP
![](https://sphotos-a.xx.fbcdn.net/hphotos-snc7/318979_10151190640638930_1692187845_n.jpg)
Direct injection system hidden under the intake manifold. Injector flow rate is 22.0cc/s@10MPa, up to 2,175psi (15MPa). 65-volt fuel injector controller. Highest flowing pump on the market and it is driven off of the camshaft with a unique lifter system.
![](https://sphotos-b.xx.fbcdn.net/hphotos-ash4/318955_10151190689483930_1067803216_n.jpg)
Intake and exhaust valves have been swapped from the Gen4 design to allow for maximum power and a central plug design.
![](https://sphotos-b.xx.fbcdn.net/hphotos-ash4/229933_10151190702718930_2063177502_n.jpg)
AFM (Active Fuel Management) lifter...
CVVT camshaft...
Fuel injection cam follower...
![](https://sphotos-b.xx.fbcdn.net/hphotos-ash3/548679_10151190654648930_1984221099_n.jpg)
ll aluminum Lt1 block.
319 precision cast.
Cast-in-place liner, optimized for windage, new water jackets, M12 head bolts (vs. M11 on the Gen4). Nodular Iron main caps.
![](https://sphotos-a.xx.fbcdn.net/hphotos-ash4/297211_10151190714043930_1859426438_n.jpg)
Gen5 LT1 vs. LS3 (6.2 vs. 6.2)
![](https://sphotos-b.xx.fbcdn.net/hphotos-snc7/598769_10151190678158930_992402708_n.jpg)
The LT1 over the years.
![](https://sphotos-a.xx.fbcdn.net/hphotos-prn1/155368_10151190759613930_1390886066_n.jpg)
Images and info provided by GMHTP