LAUNCHED with the seventhgeneration Corvette in January 2013, the new Gen V V8 ushered in a new era of tech for GM’s venerable smallblock. The new LT1 may have had the same capacity, bore/stroke, six-bolt mains, allaluminium 90-degree construction, 4.40-inch centre-bore spacing, cam location, pushrods and deck height as the LS3, but it also brought some huge differences.
On top of a new block and head design, the cooling and oiling systems were radically overhauled, and all Gen Vs feature direct injection. Power was up all over the shop, with the LT5 found in the C7 ZR1 packing 755hp, making it GM’s most powerful production car.
In the decade since the LT series broke cover, GM has released 11 variants, with the new 6.6-litre (400ci) iron-block L8T causing a huge stir amongst enthusiasts looking to build boosted combos off a production block. On the higher-tech front, the new naturally aspirated LT6
