DR21-1

ENGINE 32 MONSTER BIG BORE KITS •Revolution Performance cylinders are aerospace-grade all- aluminum cylinders with nickel-silicon-carbide (NSC) electroplated bores •NO SLEEVING allows for larger bore sizes •NSC-plated cylinders have less friction for increased horsepower, lower engine temperatures and a longer lifespan •Monster big bore kits maximize cubic inches for increased power output with added durability and strength •All kits require case boring, which is not recommended on OEM cases 95-earlier; some kits also require a 45/8“ stroke crank •Includes pair of all-aluminum NSC-coated bore cylinders, custom- forged pistons with high-tension rings specifically designed for NSC cylinders and a head/base gasket set •M-Eight kits include pistons with line-to-line coated skirts to allow for zero install clearance •Upgraded cylinder studs and head bolts recommended •Replacement gasket sets available separately •Made in the U.S.A. SUG. DLR. SALE PART # DESCRIPTION RETAIL COST PRICE 600cc KITS FOR BUELL BLAST 3 7 / 8 “ BORE; 10.5:1cr (WITH STOCK HEADS) 0903-0911 Black $709.95 $497.00 $397.60 REPLACEMENT HEAD AND BASE GASKET SETS 0934-6337 For 139”/143”, M-Eight 4 1 / 2 “ bore, .030” head gaskets/ .014” base gaskets 76.95 53.90 43.10 REPLACEMENT RING SETS •Sold as set for a single piston •For the entire line of Big Bore Piston Kits, Monster Big Bore Piston Kits and replacement ring sets, see page 673 of the 2020 Drag Specialties FatBook •Made in the U.S.A. SUG. DLR. SALE PART # DESCRIPTION RETAIL COST PRICE 143” KIT FOR 17-20 M-EIGHT (4 1 / 2 “ BORE; 4 1 / 2 “ STROKE; 11.3:1 FLAT-TOP) 0912-0838 Repl. rings $91.95 $64.40 $51.50 139” KIT FOR 17-20 M-EIGHT (4 1 / 2 “ BORE; 4 3 / 8 “ STROKE; 11.1:1 FLAT-TOP) 0912-0838 Repl. rings 91.95 64.40 51.50 117” KIT FOR 99-17 TWIN CAM (4 1 / 8 “ BORE; 4 3 / 8 “ STROKE; 11.2:1 DOMED) 0912-0840 Repl. rings 48.95 34.30 27.40 117” KIT FOR 99-17 TWIN CAM (4 1 / 8 “ BORE; 4 3 / 8 “ STROKE; 10.6:1 DISHED) 0912-0840 Repl. rings 48.95 34.30 27.40 BIG BORE SLEEVE KITS •Drop-in sleeves require no machining to install •Features nickel-silicon-carbide plated bores allows for more horsepower, lower operating temps and longer longer lifespan •Kit includes Wiseco forged pistons with rings, piston pins, circlips, and high-performance head & base gaskets •Made in the U.S.A. SUG. RETAIL ........................$964.95 SALE PRICE DLR. COST...........................$675.50 $540.40 PART # DESCRIPTION 550CC KIT FOR 15-20 XG 500 2.72” BORE CYLINDER 11:1 COATED PISTON 0903-1289 Silver BOLT-ON BIG BORE KITS •Revolution Performance cylinders are aerospace-grade all- aluminum cylinders with nickel-silicon-carbide (NSC) electroplated bores •NO SLEEVING allows for larger bore sizes •NSC-plated cylinders have less friction for increased horsepower, lower engine temperatures and a longer lifespan •True bolt-on kit that delivers major power durability and strength •Includes a pair of all-aluminum NSC-coated bore cylinders, custom forged pistons with high-tension rings specifically designed for NSC cylinders and a head/base gasket set •Available in three finishes: silver, black or black with highlighted fins (matches engines of Screamin’ Eagle models) •Replacement gasket sets available separately •Made in the U.S.A. SUG. RETAIL ..........................$76.95 SALE PRICE DLR. COST.............................$53.70 $43.00 PART # DESCRIPTION REPLACEMENT HEAD AND BASE GASKET SETS 0934-3185 For 85” EVO Big Twin w/ 3.563” bore, .040” head gaskets/.020” base gaskets 0903-0911 0934-6337 0912-0838