*All reduction orders come with a free Promotional T-shirt. Please include your shirt size in the notes of your order (M, L, XL or 2XL). Purchase an additional shirt:
https://reductionboss.com/collections/rb-gear/products/rb-promo-t-shirt
20% includes $50 refundable core charge, 1985 uses smaller diameter crankshaft, verify engine year by visually checking crank diameter and make a note when ordering