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Pioneer Automotive Industries, LLC RV-1448-4
Pioneer Automotive Industries Valve Spring. Designed as a direct OEM replacement for reliable engine performance.
Pioneer Automotive Industries, LLC RV-3598-100
Pioneer Automotive Industries Valve Spring. Designed as a direct OEM replacement for reliable engine performance.
Competition Cams 983J-KIT
0.450" Max Lift Spring Kit for '88-'06 Jeep 4.0L; Capable of handling up to .450" lift camshafts, this spring kit features springs designed to handle performance camshafts in Jeep 4.0 engines. Constructed from Ovate wire, these springs eliminate valve float often seen with stock springs.
Competition Cams 7224-16
SET16, CONICAL SPR, .945/1.160OD, 1.600IH, .585LIFT,200LBS/IN,SUPERFINISH,HR; SET16, CONICAL SPRING, .945/1.160 OD, 1.600 IH, .585 LIFT, 200 LBS/IN, SUPERFINISH, HR
Reliance Power Parts NR504235
Reliance Power Parts Valve Spring. Engineered for heavy-duty diesel engines including Caterpillar, Cummins, Detroit Diesel, Navistar, and John Deere applications.
Pioneer Automotive Industries, LLC C-201-100
Pioneer Automotive Industries Valve Spring Insert. Designed as a direct OEM replacement for reliable engine performance.
Pioneer Automotive Industries, LLC RV-1171-100
Pioneer Automotive Industries Valve Spring. Designed as a direct OEM replacement for reliable engine performance.
Pioneer Automotive Industries, LLC RV-1449-4
Pioneer Automotive Industries Valve Spring. Designed as a direct OEM replacement for reliable engine performance.