en-us Sat, 25 Apr 2026 09:24:49 GMT 184397187 https://motorheadmedia.com/rotating-assemblies/184397187/555ci-bbc-rotating-assembly-callies-diamond.html These are the rotating assemblies we use in our Dart 9.800" deck height, BBC engine builds. Our standard geometry is a 4.250" stroke with a 4.560" diameter cylinder bore which yields 555 cubic inches of displacement. The Callies crank and rods are offered at both the Compstar (imported) and Made-in-USA Magnum/Ultra Enforcer levels. The Ultra Enforcer rods can be ordered in either H-beam or I-beam designs. The 4,560" Diamond pistons we stock are 10cc and 40cc dome sizes. We also carry the…

]]> Engine Parts: Rotating Assemblies Fri, 24 Apr 2026 07:50:04 GMT 184397172 https://motorheadmedia.com/rotating-assemblies/184397172/ls-rotating-assembly-with-callies-compstar-8-cwt-crank.html This rotating assembly features a fully counterweight Callies Compstar crank with either a stock 3.625 inch stroke or 4.000 inch stroke with matching Compstar H-beam rods. The Manley Platinum Series, flat-top pistons with 4.030 inch bore are ideal for naturally aspirated applications. For an additional charge, the set can be computer balanced on our Fentech balancer to +/- 1 gram. The stock stroke and 30-over pistons yield a displacement of 370 cubic inches. The 4.000 inch crank brings…

]]> Engine Parts: Rotating Assemblies Fri, 24 Apr 2026 07:50:04 GMT 184606404 https://motorheadmedia.com/rotating-assemblies/184606404/chevrolet-348-and-409-stroker-kit-.html CHEVROLET 348 AND 409 STROKER KIT SCAT OR EAGLE rotating assembly 11 to 1 includes Rods, Crank, Forged Pistons, Rings, Rods and Main Bearings. Can be internal balanced. GIVE US A CALL IF YOU HAVE ANY QUESTIONS OR LOOKING FOR 1958 TO 1964 CHEVROLET AND 348 - 409 PARTS CALL FOR MORE INFO 507-233-1958

]]> Engine Parts: Rotating Assemblies Thu, 23 Apr 2026 07:50:03 GMT 184693106 https://motorheadmedia.com/rotating-assemblies/184693106/manley-ls-7-427-cid-rotating-kit-free-freight-.html Manley LS 1 or 7 427 CID Rotating Assembly Balanced Internally Brand new FREE FREIGHT (Commercial Locations only) Enter Discount code RJ2025 at check out on website www.billmitchellproducts.com Free freight to commercial locations Compression 10.7:1 to 11.0:1 with a 64cc head, 9.240" deck height and a .050" head gasket Manley #192658 4.000" 4340 forged lightweight with long L7 snout, 58 tooth reluctor 2.100" rod journals 51-53lbs Manley #15051R 6.125" 4340 forged…

]]> Engine Parts: Rotating Assemblies Tue, 21 Apr 2026 07:50:04 GMT 184446701 https://motorheadmedia.com/rotating-assemblies/184446701/k1-ls-balanced-rotating-assembly-3.900-stroke.html This K1/Wiseco Rotating Assembly for 393cid / 6.45L to 407cid / 6.7L cid GM LS engines is Precision Balanced with 3.900 stroke K1 4340 Forged Crank, K1 H-beam rods with ARP2000 bolts and Wiseco 2618 forged pistons with Nitrided steel rings for 9.2 to 10.3 to 1 compression with 68cc combustion chambers. Fits LS1/LS2/LS6 and LS3/L92engines. (Also available with 3.799, 4.030, 4.040, 4.065, 4.070, 4.075, 4.080 bore for 354cid 5.8L - 393cid 6.45L) The 3.900 stroke fits the stock LS blocks better…

]]> Engine Parts: Rotating Assemblies Tue, 21 Apr 2026 07:50:03 GMT 183147201 https://motorheadmedia.com/rotating-assemblies/183147201/400cid-sbc-dart-shp-block-rotating-assembly-23deg.html BKUS400-6B This Dart SHP Block & Rotating Assembly for 400 cid Small Block Chevy has a Precision Balanced 4340 Forged Crank & H-beam rods with Wiseco pistons for 10.9-1 compression with 64cc heads. 3.750 stroke x 4.125 bore Dart SHP Block, 9.025 deck x 4.125 bore x 350 main 4340 Forged 3.750 stroke crankshaft 350 main Molnar 4340 Forged H-beam rods with ARP2000 bolts, 6.000 in Stroker Rods with most clearance in the business Wiseco 2618 Forged Pistons -6.6cc flat top 10.9-1 Coated Skirts…

]]> Engine Parts: Rotating Assemblies Tue, 21 Apr 2026 07:50:03 GMT 182672810 https://motorheadmedia.com/rotating-assemblies/182672810/1500-hp-598-n2o-block-k1-wiseco-13-1.html This Merlin IV & K1 598 cid Block & Rotating Assembly for Big Block Chevy for Nitrous has Precision Balanced K1 4340 forged Crank with Wiseco 34cc dome forged pistons for 13-1 compression with 119cc heads. Merlin IV Sportsman Block with 4.600 bore This is a Serious Nitrous Assembly Merlin IV Sportsman Block w/ductile iron 4-bolt main caps 10.200 deck and 4.600 bore, ARP main bolts included K1 4340 Forged 4.500 stroke crankshaft Center counter weights Molnar Turbo XD Xtreme Duty H-beam…

]]> Engine Parts: Rotating Assemblies Tue, 21 Apr 2026 07:50:03 GMT 181797095 https://motorheadmedia.com/rotating-assemblies/181797095/k1-ls-balanced-rotating-assem-4.100-stroke-395ci-445ci.html Part# K1LS413-4B PRICES Start at $3079 This K1 Rotating Assembly for 395cid 6.4L to 445cid 7.3L cid GM LS engines is Precision Balanced with K1 4340 Forged 4.100 Stroke Crank, K1 H-beam rods with ARP2000 bolts and Wiseco, SRP-PRO, CP and Mahle 2618 forged pistons with Nitrided steel rings for 9.5 to 1 up to 11.8 to 1 compression with 66cc combustion chambers. Fits LS1/LS2/LS6 and LS3/L92engines. (Bores available - 3.905, 4.005, 4.030, 4.040, 4.065, 4.070, 4.075, 4.080, 4.125, 4.155…

]]> Engine Parts: Rotating Assemblies Tue, 21 Apr 2026 07:50:03 GMT 181735369 https://motorheadmedia.com/rotating-assemblies/181735369/bbc-632-nitrous-block-rotating-assem-14.3-1.html This Lunati Rotating Assembly for 632 cid Big Block Chevy for Nitrous has Precision Balanced Lunati 4340 Forged Crank with Wiseco N2O forged pistons for 14.3-1 compression with 119cc heads. World Merlin IV Block, ductile iron caps & ARP main studs World Merlin IV Block with ductile iron main caps and ARP main bolts 10.200 deck and 4.600 bore ARP Main Studs Lunati 4340 Forged 4.750 stroke crankshaft Center counter weights Molnar forged H-beam Rods 6.700 in ARP 2000 rod bolts Wiseco Forged…

]]> Engine Parts: Rotating Assemblies Tue, 21 Apr 2026 07:50:03 GMT 184707921 https://motorheadmedia.com/rotating-assemblies/184707921/565-rotating-assembly-sr20.html COMPLETE ROTATING ASSEMBLY. THIS ASSEMBLY IS USED AND HAS ABOUT 30 PASSES ON IT. CALLIES MAGNUM CRANK STD STD WITH OLIVER STD RODS 6.385. WIESCO SR 20 PISTONS 28CC DOME WITH A 1.27 C/D. INCLUDES MATCHED COATED ROD BEARINGS. BALANCED AT LESS THAN .2 OZ INCHES. THIS COMBINATION IS 14.72 TO 1 WITH A 100CC CHAMBER .005 IN THE HOLE. TOTAL SEAL RING SET AP TOP NAPIER SECOND. SHIPPING IS NOT INCLUDED. PLEASE CALL ISLAND RACING 802-372-8565 WITH ANY QUESTIONS.

]]> Engine Parts: Rotating Assemblies Mon, 20 Apr 2026 07:50:03 GMT 184446553 https://motorheadmedia.com/rotating-assemblies/184446553/sb-ford-427-block-rotating-assem-10.4-or-12-1.html This K1 427cid Block & Rotating Assembly for Small Block Ford has Precision Balanced K1 4340 forged crankshaft, K1 H-beam rods with Ford offset, SRP-Pro 2618 forged pistons for 10.4-1 compression with 64cc heads. Dart SHP blocks accept stock Ford hydraulic roller cam & lifter components. BK427F-19B 10.4-1 BK427F-5B 12-1 Dart SHP 9.500 deck Block with steel 4-bolt main caps 427 cid - 4.125 bore x 4.000 stroke K1 4340 Forged crankshaft, 4.000 stroke K1 Premium H-beam rods with Correct Ford…

]]> Engine Parts: Rotating Assemblies Mon, 20 Apr 2026 07:50:03 GMT 184425079 https://motorheadmedia.com/rotating-assemblies/184425079/sb-ford-427-438cid-block-rotating-assem-13.7-1.html This K1 427 or 438cid Block & Rotating Assembly for Small Block Ford has Precision Balanced K1 4340 forged crankshaft, Molnar H-beam rods with Ford offset, CP-Carrillo 2618 forged pistons for 13.7-1 compression with 64cc heads. Dart SHP blocks accept stock Ford hydraulic roller cam & lifter components. Dart SHP 9.500 deck Block with steel 4-bolt main caps 427 cid - 4.125 bore x 4.000 stroke 438 cid - 4.125 bore x 4.100 stroke K1 4340 Forged crankshaft Molnar Premium H-beam rods with Correct Ford…

]]> Engine Parts: Rotating Assemblies Mon, 20 Apr 2026 07:50:03 GMT