If you're going to consider 1, it won't ever be simpler than at this time. Due to more deck height, the K20A2 intake manifold help bracket that stretches on the block will never quite reach. We fabricated a 19.7mm tall aluminum spacer to choose up the slack. On the cheap https://jdmnissanskylinerb26motor19752.yomoblog.com/32958805/5-simple-techniques-for-13b-turbo-engine-for-sale