FEATURES: Slide valve carburetor, 8.5mm venturi with ball link on throttle ABC piston and sleeve construction, (Aluminum piston with a Brass sleeve that is Chrome plated) SG (pilot) type crankshaft, 13.0mm from tip to threaded area Fork shaped aluminum connecting rod with double bushings Black anodized crankcase with blue anodized 10-fin cooling head Rear exhaust Ninety day limited warranty

INCLUDES: Associated LRP Z.28R Spec 3 Engine with Pull-Starter, glow plug, tapered collet, slide valve carburetor, instruction sheet

REQUIRES: Fuel: 25% nitromethane car blend, do not exceed 30% nitro content Air Filter: Foam type with 14mm-15mm base to fit carburetor Exhaust System: Size and type depends upon vehicle

SPECS: Power Output: 3.81 PS depending on fuel type, manifold and tubing Useable RPM Range: 2,000-33,0000 Engine Size: .28 cu in (4.58cc) Bore: 0.73" (18.5mm) Stroke: 0.63" (17.0mm) Number of Ports: 8+1 (8 intake, 1 exhaust) Weight: 15.9 oz (450g) Distance Between Mounting Holes Same Side: 0.83" (21.2mm) Distance Between Mounting Holes Opposite Side: 1.45" (37mm) Height from Bottom of Crankcase/Top of Cylinder Head: 4.5" (115mm) Height from Bottom Mounting Ears/Top of Cylinder Head: 3.7" (93.5mm) Width at Mounting Ears: 1.7" (43.5mm) Length from Back of Pull Starter to End of Crankshaft: 4.5" (115mm) Length from Center of Crankcase to End of Crankshaft: 3" (76mm)