HELP!!! LS3 in a 69 Camaro

[sperger1]

Originally Posted by ProdigyCustoms

We have a all new 540HP LS3 that is only $6400 and for $3900 more we can supply

GMPP ECM and harness, accelerator, etc
Stainless Works headers
Motor mount adapters
Radiator with dual 13" fans, hoses, etc
Accessories drive system with A/C, PS and Alternator
Misc sender adapters

Frank,

Is this a gmpp crate engine? What accessory drive? Also what. Backspacing on a DSE narrowed miser 9 mini tubs and quadralink?