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On average, stock HD 117" Big bore bolt on kits have been getting in stock forum 113HP-125HP, 125TQ-131TQ on average from what I have seen on CVOHarley forum.
The best so far on stock 110" heads P/P, & 600 cams by GMR, HPI TB, S&S stage 3 camplate/pump, HD Jugs & Pistons Dyno turned by GMR produced 137HP 138TQ out of a 117" bolt on kit.
Compared to a "stock" 110" motor coming in 85ish HP - 105ish TQ.
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