Description
                        Valve Spring - 1300 Series - Dual Spring - 780 lb/in Spring Rate - 1.130 in Coil Bind - 1.500 in OD - Each
                        
                    
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                Specifications
Coil Bind Height:  | 
                                                    1.13 in  | 
                                                
Damper:  | 
                                                    No  | 
                                                
Inside Diameter of Inner Spring:  | 
                                                    0.726 in  | 
                                                
Inside Diameter of Outer Spring:  | 
                                                    1.05 in  | 
                                                
Installed Height:  | 
                                                    2.175 in  | 
                                                
Material:  | 
                                                    Steel  | 
                                                
Maximum Valve Lift:  | 
                                                    1 in  | 
                                                
Open Load (LBS):  | 
                                                    1200 lbs  | 
                                                
Open Load At (in):  | 
                                                    1.175 in  | 
                                                
Outside Diameter of Outer Spring:  | 
                                                    1.5 in  | 
                                                
Product Line:  | 
                                                    1300 Series Drag Race  | 
                                                
Quantity:  | 
                                                    Each  | 
                                                
Seat Load (LBS):  | 
                                                    420 lbs  | 
                                                
Seat Load At (in):  | 
                                                    2.175 in  | 
                                                
Spring Quantity:  | 
                                                    Dual Spring  | 
                                                
Spring Rate:  | 
                                                    780 lb/in  | 
                                                
Spring Style:  | 
                                                    Standard  |